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Cassinia Title / Subject Index
Number 1 (1890-1891) to Number 70 (2002-2003)
Entries for Number 1 (1890-1891) to Number 63 (1988-89)
were prepared by Frank and Barb Haas, Bob Mercer and Chris Dooley at the time
of the 100th anniversary of the Club.
It has been updated to Number 70 (2002-2003) by Lynn
Jackson.
An Index to Cassina Volumes 1-52 was published in Cassinia Volume 53
| Title | Issue | Page | |
| A Brotherly Love Big Year | 2000-01 | 17 | |
| Accommodation of Screech Owls to Playback of Recorded Calls | 1980-81 | 77 | |
| Adams County, Pa. | 1920-21 | 8 | |
| Additional Notes on the Birds of Tinicum and Nearby Areas | 1970 | 21 | |
| Additions to the Cape May County Bird List Since Stone | 1980-81 | 43 | |
| Adult Male Anhinga in New Jersey | 1992-93 | 17 | |
| Aesthetic and Scientific Natural History | 2000-01 | 37 | |
| Aggressive Behavior Toward Razorbill by Great Black-backed Gull | 1990-91 | 25 | |
| Albatross, possible | 1966-67 | 29 | |
| Albinism Among North American Birds | 1963 | 2 | |
| Albinism, Some Additional Records of | 1973 | 18 | |
| Alcids, on Long Beach Island | 1973 | 28 | |
| Alexander Wilson Returns to the Academy | 1996-97 | 45 | |
| Ambler, Pa. | 1974-75 | 37 | |
| American Ornithologists' Union, Meeting in Philadelphia | 1907 | 91 | |
| American Ornithologists' Union, Meeting in Philadelphia | 1911 | 69 | |
| American Ornithologists' Union, Meeting in Philadelphia | 1916 | 47 | |
| American Woodcock Winter Mortality in Southern New Jersey | 2000-01 | 6 | |
| Analysis of the Wyncote, Pa., Christmas Bird Count 1970-1979 | 1979 | 13 | |
| Anhinga, in N.J. | 1988-89 | 72 | |
| Annotated Checklist of the Breeding Birds of Dutch Mountain, Pennsylvania, An, | 1988-89 | 61 | |
| Anting, Cowbird | 1949 | 23 | |
| Anting, Wood Thrush | 1949 | 23 | |
| Ardmore, Pa. | 1942 | 44 | |
| Ardmore, Pa. | 1943 | 29 | |
| Ardmore, Pa. | 1951 | 36 | |
| Asbury Park, N.J. | 1951-52 | 23 | |
| Atlantic City | 1957 | 16 | |
| Atlantic City | 1974-75 | 39 | |
| Atlantic Coast | 1966-67 | 25 | |
| Atlantic County | 1970 | 35 | |
| Atlantic County | 1971-72 | 44 | |
| Atlantic County | 1973 | 31 | |
| Audubon, John James | 1903 | 2 | |
| Audubon, John James | 1905 | 2 | |
| Audubon, John James | 1907 | 22 | |
| Audubon, John James | 1908 | 5 | |
| Audubon, John James | 1911 | 6 | |
| Audubon, John James | 1912 | 58 | |
| Audubon, John James | 1918 | 40 | |
| Audubon, John James | 1922-24 | 70 | |
| Audubon, John James | 1946 | 25 | |
| Audubon, John James | 1951-52 | 17 | |
| Audubon, John James | 1954 | 5 | |
| Audubon, Pa. | 1974-75 | 39 | |
| Audubon's Warbler in Pennsylvania | 1966-67 | 30 | |
| Autumn Bird Migration at Baer Rocks, 1983-85 | 1984-85 | 42 | |
| Autumn Bird Migration at Baer Rocks, 1986-87 | 1986-87 | 49 | |
| Autumn Bird Migration at Bake Oven Knob, Pa. | 1964 | 2 | |
| Avalon, N.J. | 1951 | 31 | |
| Avalon, N.J. | 1968-69 | 61 | |
| Baer Rocks, Pa., Autumn Migration | 1984-85 | 42 | |
| Baer Rocks, Pa., Autumn Migration | 1986-87 | 49 | |
| Baer Rocks, Pa., records | 1977-78 | 50 | |
| Baer Rocks, Pa., records | 1982-83 | 19 | |
| Baird's Sandpiper at Brigantine National Wildlife Refuge | 1966-67 | 27 | |
| Bake Oven Knob, Pa., bird records | 1971-72 | 43 | |
| Bake Oven Knob, Pa., bird records | 1976 | 23 | |
| Bake Oven Knob, Pa., bird records | 1980-81 | 85 | |
| Bake Oven Knob, Pa., bird records | 1982-83 | 66 | |
| Bake Oven Knob, Pa., hawk Counts | 1964 | 2 | |
| Bake Oven Knob, Pa., hawk Counts | 1965-66 | 33 | |
| Bake Oven Knob, Pa., hawk Counts | 1966-67 | 26 | |
| Bake Oven Knob, Pa., hawk Counts | 1968-69 | 11 | |
| Bake Oven Knob, Pa., hawk Counts | 1970 | 37 | |
| Bake Oven Knob, Pa., hawk Counts | 1971-72 | 3 | |
| Bake Oven Knob, Pa., hawk Counts | 1973 | 3 | |
| Bake Oven Knob, Pa., hawk Counts | 1974-75 | 17 | |
| Bake Oven Knob, Pa., hawk Counts | 1976 | 15 | |
| Bake Oven Knob, Pa., hawk Counts | 1977-78 | 19 | |
| Bake Oven Knob, Pa., hawk Counts | 1980-81 | 62 | |
| Bake Oven Knob, Pa., hours of observation, (1957-81) | 1980-81 | 78 | |
| Bake Oven Knob, Pa., rhythms of eagles at | 1980-81 | 65 | |
| Banding, Chester County, Pa. | 1984-85 | 55 | |
| Banding, Eldora, N.J. | 1968-69 | 58 | |
| Banding, Island Beach State Park, N.J. | 1977-78 | 10 | |
| Banding News and Notes | 1968-69 | 53 | |
| Banding, records | 1942 | 44 | |
| Banding, records | 1943 | 29 | |
| Banding, returns and recoveries, Norristown, Pa.1921 to 1979 | 1979 | 10 | |
| Banding, studies | 1968-69 | 58 | |
| Band-rumped Storm-Petrel in New Jersey | 1990-91 | 22 | |
| Barn Owl (Strix pratincola) in Chester County, Pennsylvania, The | 1904 | 26 | |
| Barn Owl with Congenital Anophthalmos, A | 1951 | 13 | |
| Barnegat Bay | 1964 | 38 | |
| Barnegat Light | 1951 | 34 | |
| Barnegat, N.J. | 1908 | 41 | |
| Barnegat, N.J. | 1963 | 39 | |
| Bartram, William | |||
| Bear Swamp, N.J. | 1979 | 6 | |
| Behavior, Feeding | 1964 | 38 | |
| Berks Co., Pa. | 1951 | 33,34 | |
| Berks Co., Pa. | 1957 | 22 | |
| Berks Co., Pa. | 1964 | 37 | |
| Berwyn, Pa. | 1982-83 | 66 | |
| Bibliography in each issue from 1905 through 1943; also 1951 and 1951-52 | |||
| Big Three, The | 1938-41 | 25 | |
| Bird Club Notes in each issue from 1901 through 1922-24; and 1959, 1960,and 1961-62 | |||
| Bird Collections and Collectors | 1912 | 26 | |
| Bird Collectors & Taxidermists | 1914 | 1 | |
| Bird Language, an index of family relationships | 1900 | 9 | |
| Bird Life about Samar, Southern Clinton Co., Pa. | 1916 | 18 | |
| Bird Life of the Indian River Country of Delaware | 1907 | 28 | |
| Bird Migration in Pennsylvania a Hundred Years Ago | 1912 | 7 | |
| Bird Songs on Tape | 1958 | 6 | |
| Bird Tragedy in a Fog | 1949 | 21 | |
| Bird-Banding | 1946 | 25 | |
| Birder Reflects on Names, A | 2002-03 | 47 | |
| Birding at Home in October, 2003 | 2002-03 | 27 | |
| Birding History of Dutch Mountain, Pennsylvania, A | 1988-89 | 57 | |
| Bird-Life at Catoxen | 1908 | 25 | |
| Birds' Celestial Navigation | 1958 | 10 | |
| Birds observed near High Point, New Jersey, July 19-September 10, 1911 | 1911 | 40 | |
| Birds of Bucks County, Pennsylvania | 1953 | 3 | |
| Birds of Bucks County, Pennsylvania, Addenda to | 1954 | 77 | |
| Birds of Bucks County, Pennsylvania, Addenda to | 1959 | 25 | |
| Birds of Bucks County, Pennsylvania, Addenda to | 1964 | 21 | |
| Birds of Erie County, Pennsylvania, Including Presque Isle (Book review) | 1984-85 | 94 | |
| Birds of Ridley Creek State Park, The | 1982-83 | 23 | |
| Birds of Rittenhouse Square | 1943 | 24 | |
| Birds of the Blizzard of February 1899 | 1898-99 | 15 | |
| Birds of the Pocono Mountains 1986-1996 | 1994-95 | 2 | |
| Birds of the Pocono Mountains, Pennsylvania | 1954 | 3 | |
| Birds of the Pocono Mountains, Pennsylvania, 1955-1975 | 1974-75 | 3 | |
| Birds of the Pocono Mountains, Pennsylvania, 1975-85 | 1984-85 | 3 | |
| Birds of the Pocono Mountains, Pennsylvania, additions and corrections | 1986-87 | 60 | |
| Birds of the Pocono Mountains, Pennsylvania, errata | 1957 | 2 | |
| Birds of the Tinicum Wildlife Refuge and Adjacent Areas Philadelphia, Pennsylvania 1970-87 | 1986-87 | 44 | |
| Birds of the Wissahickon Valley | 1977-78 | 6 | |
| Birds of Tinicum | 1959 | 3 | |
| Birds of Tinicum, Additional Notes on | 1970 | 21 | |
| Birds that struck the City Hall Tower, 1901 | 1901 | 44 | |
| Birds that struck the City Hall Tower, 1902 | 1902 | 49 | |
| Birds that struck the City Hall Tower, 1903 | 1903 | 78 | |
| Birthplace of John Cassin, The | 1918 | 3 | |
| Bittern, Least | 1916 | 14 | |
| Black Guillemot at Sandy Hook, New Jersey | 1990-91 | 26 | |
| Black Rail, The | 1944 | 20 | |
| Blackbird, Brewer's in Del. | 1953 | 34 | |
| Blackbird, Brewer's in Del. | 1954 | 79 | |
| Blackbird, Brewer's in Pa. | 1966-67 | 28 | |
| Blackbird, Brewer's in Pa. | 1968-69 | 58 | |
| Blackbird, Yellow-headed in N.J. | 1977-78 | 45 | |
| Blackbird, Yellow-headed in Pa. | 1951 | 36 | |
| Blackbird, Yellow-headed in Pa. | 1963 | 38 | |
| Blackbird, Yellow-headed in Pa. | 1980-81 | 84 | |
| Blackbird, Yellow-headed in Pa. | 1982-83 | 66 | |
| Bluebird Program at Tyler Arboretum, Lima, Pa. | 1979 | 9 | |
| Bluebird Trail Springton Reservoir DelawareCounty, Pa., 1972-1983 | 1982-83 | 50 | |
| Bluebird, Mountain, in Pa. | 1984-85 | 85 | |
| Bobolink | 1976 | 29 | |
| Bobwhite, Northern, in Pa. | 1966-67 | 25 | |
| Bombay Hook NWR, Del. | 1953 | 33,34 | |
| Bombay Hook NWR, Del. | 1976 | 28 | |
| Booby, Brown, at Cape May Point, N.J. | 1980-81 | 82 | |
| Book Reviews; Birds of Erie County, Pennsylvania, Including Presque Isle | 1984-85 | 94 | |
| Book Reviews; Species of Special Concern in Pennsylvania | 1984-85 | 95 | |
| Book Reviews; Status and Distribution of New Jersey's Birds | 1984-85 | 98 | |
| Botulism | 1965-66 | 34 | |
| Brant, Black, at Brigantine Island | 1977-78 | 44 | |
| Brant, Dark-breasted, at Bombay Hook, Del., | 1953 | 33 | |
| Breeding Bird Census- West Grove, Pa. | 1977-78 | 26 | |
| Breeding Birds of Bear Swamp, New Jersey | 1979 | 6 | |
| Breeding Birds of Passaic and Sussex Counties, N.J. | 1909 | 29 | |
| Breeding Birds of the Cresheim Valley in Philadelphia, 1942 | 1942 | 35 | |
| Breeding Birds of the Philadelphia Region Florida Gallinule (Part I/I) | 1946 | 1 | |
| Breeding Birds of the Philadelphia Region Great Blue Heron (Part II) | 1943 | 1 | |
| Breeding Birds of the Philadelphia Region Killdeer (Part IV) | 1949 | 1 | |
| Breeding Birds of the Philadelphia Region Pied-billed Grebe | 1942 | 22 | |
| Breeding Birds of the Upper Wissahickon, The | 1973 | 10 | |
| Breeding Birds of the Wissahickon, The | 1961-62 | 2 | |
| Breeding of the Florida Gallinule (Gallinula galeata) in Philadelphia County, Pa. | 1905 | 24 | |
| Breeding of the Raven in Pennsylvania | 1910 | 11 | |
| Breeding-Bird Census on the Haverford College Campus in 1929 | 1938-41 | 41 | |
| Bridled Tern off the Delaware Coast | 1992-93 | 22 | |
| Brigantine Island | 1970 | 38 | |
| Brigantine Island | 1977-78 | 44 | |
| Brigantine National Wildlife Refuge, N.J. | 1959 | 21 | |
| Brigantine National Wildlife Refuge, N.J. | 1960;19 | ||
| Brigantine National Wildlife Refuge, N.J. | 1961-62 | 22 | |
| Brigantine National Wildlife Refuge, N.J. | 1964 | 40 | |
| Brigantine National Wildlife Refuge, N.J. | 1965-66 | 35 | |
| Brigantine National Wildlife Refuge, N.J. | 1966-67 | 27 | |
| Brigantine National Wildlife Refuge, N.J. | 1968-69 | 62 | |
| Brigantine National Wildlife Refuge, N.J. | 1970 | 33 | |
| Brigantine National Wildlife Refuge, N.J. | 1971-72 | 41,48,50 | |
| Brigantine National Wildlife Refuge, N.J. | 1973 | 31,32 | |
| Brigantine National Wildlife Refuge, N.J. | 1979 | 21,24 | |
| Brigantine National Wildlife Refuge, N.J. | 1984-85 | 77 | |
| Broadhead's Creek, Pa. | 1905 | 6 | |
| Brown's Mills, N.J. | 1907 | 7 | |
| Buckhill Falls, Pa. | 1911 | 28 | |
| Bucks Co., Pa., Birds of | 1953 | 3 | |
| Bucks Co., Pa., Birds of | 1954 | 77 | |
| Bucks Co., Pa., Birds of | 1959 | 25 | |
| Bucks Co., Pa., Birds of | 1964 | 21 | |
| Bucks Co., records | 1957 | 23 | |
| Bucks Co., records | 1965-66 | 33 | |
| Bucks Co., records | 1970 | 33,40 | |
| Bucks Co., records | 1971-72 | 45,46,47 | |
| Bucks Co., records | 1974-75 | 41 | |
| Bucks Co., records | 1976 | 25 | |
| Bucks Co., records | 1977-78 | 29 | |
| Bucks Co., records | 1986-87 | 66 | |
| Bucks County Bird Status: 1997 Review of Species of Concern | 1996-97 | 35 | |
| Bunting, Indigo, in Winter, Pa. | 1957 | 24 | |
| Bunting, Lark, in Pa. | 1961-62 | 23 | |
| Bunting, Lark, in Pa. | 1965-66 | 33 | |
| Bunting, Lark, in Pa. | 1970 | 38 | |
| Bunting, Painted, in Pa. | 1961-62 | 21 | |
| Bunting, Painted, in Pa. | 1966-67 | 25 | |
| Burlington Co., N.J. | 1968-69 | 60 | |
| Burlington Co., N.J. | 1973 | 15 | |
| Burlington Co., N.J. | 1977-78 | 51 | |
| Burlington Co., N.J. | 1984-85 | 88 | |
| By-laws Changes | 1992-93 | 35 | |
| Camden County, N.J. | 1916 | 14 | |
| Camden County, N.J. | 1925-26 | 1 | |
| Camden County, N.J. | 1973 | 30 | |
| Camden County, N.J. | 1984-85 | 81 | |
| Cape May, N.J., Christmas counts, 1903-1979 | 1980-81 | 59 | |
| Cape May, N.J., Christmas counts, 1927-66 | 1968-69 | 3 | |
| Cape May, N.J., hawk flights | 1964 | 36 | |
| Cape May, N.J., hawk flights | 1977-78 | 21 | |
| Cape May, N.J., hawk flights | 1982-83 | 5 | |
| Cape May, N.J., list | 1964 | 25 | |
| Cape May, N.J., list | 1980-81 | 43 | |
| Cape May, N.J., portfolio of photographs | 1980-81 | 55 | |
| Cape May, N.J., records | 1951 | 15 | |
| Cape May, N.J., records | 1961-62 | 23 | |
| Cape May, N.J., records | 1963 | 37 | |
| Cape May, N.J., records | 1965-66 | 20 | |
| Cape May, N.J., records | 1966-67 | 29 | |
| Cape May, N.J., records | 1968-69 | 57 | |
| Cape May, N.J., records | 1971-72 | 43 | |
| Cape May, N.J., records | 1973 | 26 | |
| Cape May, N.J., records | 1977-78 | 43,52 | |
| Cape May, N.J., records | 1979 | 19,20 | |
| Cape May, N.J., records | 1980-81 | 82 | |
| Cape May, N.J., records | 1982-83 | 58 | |
| Cape May, N.J., records | 1984-85 | 78,84,85,86 | |
| Cape May, N.J., records | 1986-87 | 65 | |
| Cape May, N.J., warbler flight | 1964 | 38 | |
| Carbon Co., Pa. | 1988-89 | 76,79 | |
| Cardinal, Northern, melanistic | 1986-87 | 66 | |
| Cardinal, Yellow | 1970 | 38 | |
| Carolinian fauna | 1911 | 13 | |
| Cassinia | 1918 | 1 | |
| Cassinia, error noted | 1954 | 1 | |
| Cassinia, plans for | 1927-28 | 49 | |
| Cassinia, status of | 1925-26 | 40 | |
| Catbird, The | 1960 | 15 | |
| Catoxen Cabin on the Rancocas | 1908 | 20 | |
| Catoxen, N.J. | 1908 | 20;25 | |
| Cattle Egret Nesting in New Jersey | 1958 | 3 | |
| Census of the Turkey Vulture in Delaware, A | 1913 | 30 | |
| Centennial Banquet Photos | 1990-91 | 33 | |
| Centennial Edition, The | 2000-01 | 3 | |
| Centennial Year Field Trips | 1990-91 | 46 | |
| Center Furnace Swamp, The | 1911 | 19 | |
| Centre Co., Pa. | 1984-85 | 76,78,84 | |
| Changes in the Bird/ife of Princeton, New Jersey; A Comparison of 1900 and 1974 | 1974-75 | 29 | |
| Changes in the Breeding Status of Certain Pennsylvania Birds | 1984-85 | 30 | |
| Chatsworth, N.J. | 1951-52 | 28 | |
| Chester County, Pa. | 1970 | 41 | |
| Chester County, Pa. | 1971-72 | 49 | |
| Chester County, Pa. | 1976 | 27,29 | |
| Chester County, Pa. | 1979 | 21,25 | |
| Chester County, Pa. | 1980-81 | 80,86 | |
| Chester County, Pa. | 1984-85 | 55 | |
| Chester County, Pa. (see also - Berwyn, West Chester Reservoir) | 1904 | 26 | |
| Chickadee, Black-capped, in Mercer Co., N.J. | 1970 | 39 | |
| Chickadee, Boreal | 1961-62 | 24 | |
| Chickadee, Carolina, in Schuylkill Co., Pa. | 1951-52 | 27 | |
| Chickadee, hybrid | 1957 | 23 | |
| Chimney Swift's Day, A | 1904 | 6 | |
| Christmas Bird Count, Cape May, N.J. | 1968-69 | 3 | |
| Christmas Bird Count, Cape May, N.J. | 1980-81 | 59 | |
| Christmas Bird Count, Wyncote, Pa. | 1979 | 13 | |
| Chuck-will's-widow in Cape May County, New Jersey, The | 1951 | 15 | |
| Chuck-will's-widow, in N.J. | 1951 | 15 | |
| Chuck-will's-widow, in N.J. | 1968-69 | 57 | |
| Chuck-will's-widow, in Pa. | 1973 | 26 | |
| Churchville, Pa. | 1963 | 38 | |
| City Ornithology | 1903 | 78 | |
| City Ornithology | 1904 | 61 | |
| City Ornithology | 1905 | 68 | |
| City Ornithology | 1906 | 57 | |
| City Ornithology | 1907 | 80 | |
| City Ornithology | 1908 | 65 | |
| City Ornithology | 1909 | 51 | |
| Clinton County, Pa. | 1901 | 8 | |
| Clinton County, Pa. | 1916 | 18 | |
| Club Notes, see Bird Club notes | |||
| Comments and Notes on a Sight Record of the Great Snipe at Cape May Point, New Jersey | 1965-66 | 20 | |
| Commonness of the Unusual, The | 1960 | 27 | |
| Comparison of Forest Interior Neotropical Migrant Bird Populations in Two New Jersey Forests | 1992-93 | 3 | |
| Concordville Robin and Grackle Roost, The | 1906 | 26 | |
| Condor, California | 1938-41 | 25 | |
| Consider the Swan | 1942 | 1 | |
| Constitution and By-laws of the Delaware Valley Ornitholigical Club | 1992-93 | 36 | |
| Coot, American, nesting in Pa. | 1979 | 22 | |
| Cormorant, Great, in Pa. | 1982-83 | 58 | |
| Cowbird Anting | 1949 | 23 | |
| Crane, Sandhill, in N.J. | 1979 | 21 | |
| Crane, Sandhill, in Pa. | 1979 | 21 | |
| Creeper, Brown, in N.J. | 1965-66 | 32 | |
| Cresheim Valley, Philadelphia | 1942 | 35 | |
| Crossbill, Red, in N.J. | 1951-52 | 28 | |
| Crossbills, some observations on the habits of | 1900 | 7 | |
| Crow Roosts and Flight Lines in Southeastern Pennsylvania and New Jersey | 1903 | 29 | |
| Crow, Eastern | 1938-41 | 19 | |
| Crow, Ghost | 1984-85 | 66 | |
| Crow, roosts and flight lines | 1903 | 29 | |
| Cruising Through the New Jersey Pine Barrens | 1909 | 19 | |
| Cuckoo, Black-billed, late nesting | 1977-78 | 49 | |
| Cumberland County, NJ, Christmas Bird Count 1950-1999: The First Fifty Years | 1998-99 | 23 | |
| Curlew, Long-billed, in N.J. | 1986-87 | 62 | |
| Daily Rhythms of Migrating Golden Eagles and Bald Eagles at Bake Oven Knob, Pennsylvania | 980-81 | 65 | |
| Data on Bird Banding at Island Beach State Park, New Jersey | 1977-78 | 10 | |
| Day on the Havre De Grace Flats, A | 1929-30 | 21 | |
| Days with the Blue-gray Gnatcatcher and the Prothonotary Warbler | 1915 | 24 | |
| December Broad-winged Hawk in Pennsylvania | 1992-93 | 23 | |
| Declining Bird Species | 1974-75 | 33 | |
| Delaware 300, The | 1990-91 | 9 | |
| Delaware as a Hunting Ground | 1927-28 | 8 | |
| Delaware Big Days 2003 | 2002-03 | 37 | |
| Delaware City, Del. | 1927-28 | 1 | |
| Delaware City, Del. | 1957 | 16 | |
| Delaware City, Del. | 1965-66 | 34 | |
| Delaware County., Pa. | 1951-52 | 28 | |
| Delaware County., Pa. | 1973 | 25,27 | |
| Delaware County., Pa. | 1974-75 | 39 | |
| Delaware County., Pa. | 1976 | 27 | |
| Delaware County., Pa. | 1977-78 | 50 | |
| Delaware County., Pa. | 1980-81 | 82,84 | |
| Delaware County., Pa. | 1982-83 | 50 | |
| Delaware County., Pa. | 1984-85 | 92 | |
| Delaware County., Pa. | 1986-87 | 66 | |
| Delaware Valley | 1903 | 43 | |
| Delaware Valley | 1911 | 13 | |
| Delaware Valley | 1912 | 12 | |
| Delaware Valley | 1953 | 27 | |
| Delaware Valley | 1961-62 | 24 | |
| Delaware Valley | 1988-89 | 36 | |
| Delaware Valley Ornithological Club, 75th Anniversary Dinner, illus. | 1965-66 | 24 | |
| Delaware Valley Ornithological Club, Abstracts and Proceedings in each number from 1890-91 through 1989 Activities of | 1918 | 19 | |
| Delaware Valley Ornithological Club, Abstracts and Proceedings in each number from 1890-91 through 1989 Activities of | 1927-28 | 48 | |
| Delaware Valley Ornithological Club, Collection | 1900 | 11 | |
| Delaware Valley Ornithological Club, Collection | 1964 | 24 | |
| Delaware Valley Ornithological Club, Collection | 1971-72 | 29 | |
| Delaware Valley Ornithological Club, Constitution and By-Laws | 1892-97 | 29 | |
| Delaware Valley Ornithological Club, Constitution and By-Laws | 1938-41 | 35 | |
| Delaware Valley Ornithological Club, Constitution and By-Laws | 1951-52 | 41 | |
| Delaware Valley Ornithological Club, Constitution and By-Laws | 1964 | 54 | |
| Delaware Valley Ornithological Club, Constitution and By-Laws | 1984-85 | 105 | |
| Delaware Valley Ornithological Club, Heritage | 1960 | 13 | |
| Delaware Valley Ornithological Club, History, 100 years | 1988-89 | 2 | |
| Delaware Valley Ornithological Club, Officers and Members; in each Number except 1943, 1944, 1946, 1953, 1954,1958,1960,1963,1968-69 | |||
| Delaware Valley Ornithological Club, Organization of | 1890-91 | 1 | |
| Delaware Valley Ornithological Club, Prospectus | 1910 | 19 | |
| Delaware Valley Ornithological Club, Twentieth Anniversary | 1909 | 7 | |
| Delaware, River | 1944 | 1 | |
| Delaware, River | 1945 | 23 | |
| Delaware, River | 1949 | 13 | |
| Delaware, River | 1961-62 | 24 | |
| Delaware, River | 1965-66 | 34 | |
| Delaware, state | 1913 | 30 | |
| Delaware, state | 1918 | 6 | |
| Delaware, state | 1927-28 | 8 | |
| Delaware, state | 1942 | 50 | |
| Delaware, state | 1951-52 | 24 | |
| Delaware, state | 1953 | 33 | |
| Delaware, state | 1954 | 79 | |
| Delaware, state | 1964 | 41 | |
| Delaware, state | 1966-67 | 26 | |
| Delaware, state | 1968-69 | 59 | |
| Delaware, state | 1970 | 33 | |
| Delaware, state | 1971-72 | 49 | |
| Delaware, state | 1977-78 | 43 | |
| Delaware, state | 1988-89 | 77 | |
| Delaware, state (see also - Bombay Hook NWR, Indian River, Kent Co., Kitts Hummock, Little Creek, New Castle Co., Pocomoke) | 1904 | 42 | |
| Devon, Pa. | 1976 | 22 | |
| Diary of the Nesting of Saw-whet Owls in Bucks County, Pa. | 1977-78 | 29 | |
| Dickcissel | 1903 | 17 | |
| Dickcissel in N.J. | 1973 | 31 | |
| Dickcissel in N.J. | 1984-85 | 90 | |
| Dickcissel in Montgomery County Pa. | 1938-41 | 34 | |
| Discovery of the Black Rail (Laterallus jamaicensis) in Panama and the First Breeding Record | 1964 | 19 | |
| Discovery of the Common | 2002-03 | 30 | |
| Distribution and Population Density of Barn Owls in Lehigh and Northampton Counties, Pennsylvania | 1965-66 | 2 | |
| Distribution of the Fulvous Tree Duck, The | 1961-62 | 10 | |
| Dove, Ground, in Pa. | 1974-75 | 41 | |
| Dove, Mourning nesting | 1973 | 29 | |
| Dove, Mourning nesting | 1977-78 | 52 | |
| Dove, Mourning roost | 1951 | 34 | |
| Dovekie | 1986-87 | 61 | |
| Down the Pocomoke | 1911 | 35 | |
| Duck Shooting on the Coast Marshes of New Jersey | 1909 | 11 | |
| Duck, Canvasback, albino | 1973 | 30 | |
| Duck, Fulvous Whistling | 1961-62 | 10 | |
| Duck, Fulvous Whistling in Pa. | 1974-75 | 40 | |
| Duck, Harlequin, in N.J. | 1970 | 35 | |
| Duck, Harlequin, in Pa. | 1971-72 | 45 | |
| Ducks Along the Delaware | 1944 | 1 | |
| DVOC Centennial Banquet | 1990-91 | 33 | |
| DVOC Centennial Banquet - November 15, 1990 (photos) | 1990-91 | 33 | |
| DVOC Constitution and By-laws | 2000-01 | 59 | |
| DVOC: Origins & Founders | 1994-95 | 28 | |
| Eagle, Bald and Golden, at Bake Oven Knob | 1980-81 | 65 | |
| Eagle, Bald and Golden, Wintering in N.J. | 1980-81 | 3 | |
| Eagle, Bald and Golden, Wintering in N.J. | 1984-85 | 50 | |
| Eagle, Bald, eggs and young | 1966-67 | 15 | |
| Eagle, Bald, incubation | 1961-62 | 21 | |
| Eagle, Golden, in Pa. | 1970 | 40 | |
| Ecologic Pairing-off of the Species of Hawks and Owls, The | 1949 | 9 | |
| Egg and Nestling Destruction | 1915 | 30 | |
| Egrets, Cattle, feeding | 1970 | 34 | |
| Egrets, Cattle, in N.J. | 1951-52 | 24 | |
| Egrets, Cattle, in N.J. | 1958 | 3 | |
| Egrets, Cattle, in Pa. | 1976 | 3,31 | |
| Egrets, Cattle, Nesting | 1973 | 29 | |
| Egrets, Great | 1979 | 22 | |
| Egrets, Great | 1973 | 32 | |
| Egrets, Snowy | 1979 | 22 | |
| Egrets, Snowy | 11988-89 | 72 | |
| Eider, Common, in N.J. | 1971-72 | 40 | |
| Eider, King, in N.J. | 1970 | 38 | |
| Eider, King, in N.J. | 1971-72 | 40 | |
| Eldora, N.J. | 1968-69 | 58 | |
| Erie Co., Pa. | 1984-85 | 94 | |
| Evening Grosbeak Invasion of 1933-1934, The | 1931-32 | 19 | |
| Evening Grosbeak, The | 1917 | 26 | |
| Excerpts From Letters of Philip C. Walton to Robert L. Haines | 1944 | 28 | |
| Exit the Dickcissel - A Remarkable Case of Local Extinction | 1903 | 17 | |
| Extralimital Activities of D. V. O. C. Members During 1927 and 1928 | 1927-28 | 48 | |
| Fairmount Park Breeding Bird Census, 1998 | 1998-99 | 3 | |
| Falcon, Peregrine | 1959 | 27 | |
| Falcon, Peregrine | 1986-87 | 63 | |
| Fall Migration at Jeffersonville, Penna. 1916 to 1928, Inc. | 1927-28 | 12 | |
| Fall Migration of Lark Sparrow in the Mid-Atlantic States, The | 1992-93 | 16 | |
| Fall Migration of Shorebirds at Green Lane Reservoir | 1982-83 | 47 | |
| Feathered Midget of Our Tide-Water Swamps- The Long-Billed Marsh Wren, That | 1904 | 14 | |
| Field Census - West Chester Reservoir | |||
| Field Notes and Reports | 1931-32 | 35 | |
| Field Notes and Reports | 1933-37 | 7 | |
| Field Notes and Reports | 1938-41 | 43 | |
| Field Notes and Reports | 1942 | 45 | |
| Field Notes and Reports | 1943 | 31 | |
| Field Notes and Reports | 1944 | 37 | |
| Field Notes and Reports | 1945 | 37 | |
| Field Notes and Reports | 1946 | 33 | |
| Field Notes and Reports | 1949 | 26 | |
| Field Notes and Reports | 1963 | 40 | |
| Field Notes and Reports | 1964 | 42 | |
| Field Notes and Reports | 1965-66 | 36 | |
| Field Notes and Reports | 1966-67 | 18 | |
| Field Notes and Reports | 1970 | 26 | |
| Field Notes and Reports | 1971-72 | 52 | |
| Field Trips | 1925-26 | 39 | |
| Field Trips | 1927-28 | 47 | |
| Field Trips | 1929-30 | 59 | |
| Field Trips | 1931-32 | 65 | |
| Field Trips | 1968-69 | 63 | |
| Field Trips | 1970 | 43 | |
| Field Trips | 1971-72 | 33 | |
| Field Trips | 1979 | 31 | |
| Finch, House, in Pa. | 1963 | 40 | |
| Finch, House, in Pa. | 1968-69 | 33 | |
| Finch, House, in Pa. | 1971-72 | 46 | |
| Finch, House, in Pa. | 1971-72 | 48 | |
| Fire and Bird Adaptation | 1911 | 28 | |
| First Anhinga Record for Pennsylvania | 1992-93 | 18 | |
| First Confirmed New Jersey Record of Black-capped Petrel | 1990-91 | 21 | |
| First Record of Boat-tailed Grackles Nesting in New Jersey | 1951-52 | 13 | |
| First Roundup, The | 1982-83 | 51 | |
| Fish-eating Birds | 1913 | 6 | |
| Flamingo, in N.J. | 1964 | 40 | |
| Flock Sizes of Migrating Canada Geese in Eastern Pennsylvania in Autumn | 1977-78 | 25 | |
| Florida | 1900 | 8 | |
| Florida Gallinule, The - Breeding Birds of the Philadelphia Region (Part III) | 1946 | 1 | |
| Flycatcher, Acadian | 1944 | 23 | |
| Flycatcher, Ash-throated, in N.J. | 1980-81 | 85 | |
| Flycatcher, Fork-tailed, in N.J. | 1973 | 32 | |
| Flycatcher, Hammond's, in Del. | 1986-87 | 64 | |
| Flycatcher, Olive-sided | 1964 | 37 | |
| Flycatcher, Scissor-tailed, in N.J. | 1961-62 | 23 | |
| Flycatcher, Scissor-tailed, in Pa. | 1973 | 26 | |
| Fog, Tragedy in a | 1949 | 21 | |
| Forest Interior Neotropical Migrant Bird Populations in Two New Jersey Forests, A Comparison of | 1992-93 | 3 | |
| Forsythe National Wildlife Refuge, (see Brigantine NWR) | |||
| Forty Years of Christmas Bird Counts in Cape May County (1927-1966) | 1968-69 | 3 | |
| Four Days with J. Fletcher Street | 1945 | 1 | |
| Franklin Co., Pa. | 1920-21 | 8 | |
| Frigatebird, Magnificent, in Del. | 1968-69 | 59 | |
| Frigatebird, Magnificent, in N.J. | 1951 | 31 | |
| Frontier of the Carolinian Fauna in the Lower Delaware Valley, The | 1911 | 13 | |
| Fulmar, in Del. | 1951-52 | 24 | |
| Fulmar, in N.J. | 1951 | 31 | |
| Fulmar, in Pa. | 1984-85 | 73 | |
| Fulton Co., Pa. | 1905 | 40 | |
| Gallinule Purple, in Del. | 1976 | 28 | |
| Gallinule Purple, in N.J. | 1984-85 | 79 | |
| Gallinule Purple, in Pa. | 1982-83 | 60 | |
| Gallinule, Common, (see Moorhen) | |||
| Gannet, Northern, in Del. and Pa. | 1976 | 27 | |
| George Spencer Morris Collection | 1992-93 | 12 | |
| Germantown, Pa., (see Philadelphia) | |||
| Ghost Crow, The | 1984-85 | 66 | |
| Glenolden Christmas Bird Count 1922-1996: A Seventy-five Year History | 1996-97 | 14 | |
| Glimpse of Winter Bird Life in Delaware, A | 1904 | 42 | |
| Glimpses of the Promised Lands | 1929-30 | 15 | |
| Glossy Ibis, Cattle Egret and Snowy Egret: Three New Pennsylvania Breeding Birds | 1976 | 3 | |
| Gloucester Co., N.J. | 1965-66 | 32 | |
| Gloucester Co., N.J. | 1968-69 | 62 | |
| Gloucester Co., N.J. | 1971-72 | 49 | |
| Gloucester Co., N.J. | 1973 | 26,27 | |
| Gloucester Co., N.J. | 1976 | 28 | |
| Gnatcatcher, Blue-gray | 1915 | 24 | |
| Gnatcatcher, Blue-gray | 1960 | 15 | |
| Gnatcatcher, Blue-gray in Pa. | 1977-78 | 51 | |
| Godwit, Bar-tailed, in N.J. | 1984-85 | 78 | |
| Godwit, Black-tailed, in N.J. | 1971-72 | 41 | |
| Godwit, Black-tailed, in Pa. | 1979 | 22 | |
| Godwit, Marbled, in Pa. | 1980-81 | 82 | |
| Goldfinch, American | 1949 | 24 | |
| Good Owl Day in New Jersey, A | 1964 | 29 | |
| Goose, Blue, in Pa. | 1951 | 34 | |
| Goose, Canada, Hutchins, in Pa. | 1951 | 33 | |
| Goose, Canada, Migrating flock size | 1977-78 | 25 | |
| Goose, Canada, Small | 1951 | 33 | |
| Goose, Hybrid | 1966-67 | 9 | |
| Goose, Pink-footed | 1966-67 | 9 | |
| Goose, Pink-footed, in Del. | 1953 | 33 | |
| Goose, Ross', in Del. | 1986-87 | 37 | |
| Goose, White Fronted, in N.J. | 1958 | 5 | |
| Goose, White Fronted, in Pa. | 1977-78 | 53 | |
| Goose, White Fronted, in Pa. | 1980-81 | 80 | |
| Goose, White Fronted, in Pa. | 1982-83 | 59 | |
| Goshawk, in Pa. | 1909 | 25 | |
| Gottlieb Mittelbergei s Pennsylvania Birds | 1986-87 | 25 | |
| Grackle, Boat-tailed, in Del. | 1977-78 | 43 | |
| Grackle, Boat-tailed, in N.J. | 1951-52 | 13 | |
| Grackle, Common, killing sparrows | 1968-69 | 59 | |
| Grackle, Common, roost | 1902 | 22,52 | |
| Grackle, Common, roost | 1905 | 33,36 | |
| Grackle, Common, roost | 1906 | 26 | |
| Grackle, Common, roost | 1912 | 12 | |
| Great Blue Heron, The - The Breeding Birds of the Philadelphia Region (Part ll) | 1943 | 1 | |
| Great Horned Owl in Western Camden County, New Jersey, The | 1925-26 | 1 | |
| Great Skua off Avalon, New Jersey | 1968-69 | 61 | |
| Grebe, Eared, in N.J. | 1968-69 | 57 | |
| Grebe, Pied-billed | 1942 | 22 | |
| Green Lane Reservoir, Pa. | 1982-83 | 47 | |
| Grosbeak, Black-headed, in Pa. | 1951-52 | 27 | |
| Grosbeak, Blue, in Bucks Co., Pa. | 1957 | 23 | |
| Grosbeak, Blue, in Bucks Co., Pa. | 1976 | 25 | |
| Grosbeak, Evening | 1917 | 26 | |
| Grosbeak, Evening | 1931-32 | 19 | |
| Grosbeak, Evening, Gynandromorphic | 1973 | 15 | |
| Grosbeak, Evening, in N.J. | 1970 | 35 | |
| Grosbeak, Pine, in N.J. | 1951 | 36 | |
| Grosbeak, Pine, in N.J. | 1951-52 | 27 | |
| Grosbeak, Pine, in Pa. & Del. | 1951-52 | 27 | |
| Grosbeak, Rose-breasted | 1901 | 32 | |
| Grosbeak, Rose-breasted, in Pa. | 1951 | 36 | |
| Gull, behavior | 1963 | 37 | |
| Gull, behavior | 11973 | 32 | |
| Gull, Common Black-headed, concentration of | 1961-62 | 24 | |
| Gull, Common Black-headed, concentration of | 1964 | 36 | |
| Gull, Common Black-headed, in Del. | 1988-89 | 77 | |
| Gull, Common Black-headed, in N.J. | 1977-78 | 46 | |
| Gull, Great Black-backed, in N.J. | 1965-66 | 31 | |
| Gull, Great Black-backed, in N.J. | 1979 | 22 | |
| Gull, Iceland, in N.J. | 1957 | 16 | |
| Gull, Laughing | 1966-67 | 27 | |
| Gull, Laughing | 1977-78 | 46 | |
| Gull, Lesser Black-backed | 1960 | 8 | |
| Gull, Little, in Pa. | 1980-81 | 82 | |
| Gull, Sabine's, in Pa. | 1980-81 | 84 | |
| Gull,Herring, in N.J. | 1964 | 38 | |
| Gull,Herring, in N.J. | 1965-66 | 31 | |
| Gull-billed Tern in Philadelphia | 1992-93 | 22 | |
| Gull-billed Terns in New Jersey | 1971-72 | 46 | |
| Gynandromorphic Evening Grosbeak in Burlington County, N.J., A | 1973 | 15 | |
| Gyrfalcon, in N.J. | 1964 | 36 | |
| Gyrfalcon, in N.J. | 1971-72 | 50 | |
| Gyrfalcon, in N.J. | 1982-83 | 62 | |
| Gyrfalcon, in Pa. | 1980-81 | 68 | |
| Gyrfalcon, in Pa. | 1980-81 | 80 | |
| Gyrfalcon, in Pa. | 1982-83 | 34,41 | |
| Gyrfalcon, in Pa. | 1984-85 | 93 | |
| Hatboro, Pa. | 1957 | 24 | |
| Haverford College, Pa. | 1938-41 | 41 | |
| Havre De Grace, Md. | 1929-30 | 21 | |
| Hawk and Owls | 1949 | 9 | |
| Hawk Migration, Bake Oven Knob, Pa. | 1964 | 2 | |
| Hawk Migration, Bake Oven Knob, Pa. | 1965-66 | 33 | |
| Hawk Migration, Bake Oven Knob, Pa. | 1966-67 | 26 | |
| Hawk Migration, Bake Oven Knob, Pa. | 1968-69 | 11 | |
| Hawk Migration, Bake Oven Knob, Pa. | 1970 | 37 | |
| Hawk Migration, Bake Oven Knob, Pa. | 1971-72 | 3 | |
| Hawk Migration, Bake Oven Knob, Pa. | 1973 | 3 | |
| Hawk Migration, Bake Oven Knob, Pa. | 1974-75 | 17 | |
| Hawk Migration, Bake Oven Knob, Pa. | 1976 | 15 | |
| Hawk Migration, Bake Oven Knob, Pa. | 1977-78 | 19 | |
| Hawk Migration, Bake Oven Knob, Pa. | 1980-81 | 62 | |
| Hawk Migration, Cape May, N.J. | 1964 | 36 | |
| Hawk Migration, Cape May, N.J. | 1977-78 | 21 | |
| Hawk Migration, Hawk, Red-shouldered | 1984-85 | 20 | |
| Hawk Migration, Hawk, Sharp-shinned | 1977-78 | 43 | |
| Hawk Migration, Longwood Gardens | 1973 | 29 | |
| Hawk Migration, Philadelphia, Pa. | 1970 | 34 | |
| Hawk Migration, Spring migration at Cape May | 1982-83 | 5 | |
| Hawk Migration, Susquehanna River | 1974-75 | 37 | |
| Hawk Migration, Swainson's | 1971-72 | 43 | |
| Hawk Migration, Swainson's | 1973 | 31 | |
| Hawk Mountain, Pa. | 1933-37 | 48 | |
| Hawk Mountain, Pa. | 1958 | 23 | |
| Hawk Mountain, Pa. | 1963 | 38 | |
| Hawk, along the Delaware | 1949 | 13 | |
| Hawk, Broad-winged, in N.J., in Dec. | 1984-85 | 80 | |
| Hawk, Broad-winged, nesting of, in Pa. | 1909 | 25 | |
| Hawk, Duck, (see Falcon, Peregrine) | |||
| Hawk, interaction | 1970 | 39 | |
| Hawk, Red-shouldered | 1951-52 | 25 | |
| Hawk, Red-shouldered | 1973 | 25 | |
| Hawk, Red-shouldered | 1984-85 | 20 | |
| Hawk, Red-tailed, roost | 1971-72 | 47 | |
| Hawk, Sharp-shinned | 1970 | 39 | |
| Hawk, Sharp-shinned | 11977-78 | 43 | |
| Hawk, Sparrow, (see Kestrel, American) | |||
| Hawk, Swainson's, in N.J. | 1973 | 31 | |
| Hawk, Swainson's, in Pa. | 1971-72 | 43 | |
| Hawks Along the Delaware | 1949 | 13 | |
| Heart of the New Jersey Pine Barrens, The | 1902 | 26 | |
| Henslow's Bunting (Ammodramus henslowii) in New Jersey | 1902 | 6 | |
| Heritage | 1960 | 13 | |
| Hermit Thrush | 1960 | 17 | |
| Heron, Black-crowned Night- | 1973 | 29 | |
| Heron, Black-crowned Night- | 1988-89 | 72 | |
| Heron, Black-crowned Night-, albino | 1968-69 | 62 | |
| Heron, Delaware heronry | 1964 | 41 | |
| Heron, Great Blue | 1943 | 1 | |
| Heron, Great Blue | 1951 | 32 | |
| Heron, Great Blue | 1963 | 37 | |
| Heron, Louisiana, in N.J. | 1951 | 33 | |
| Heron, second nestings | 1973 | 29 | |
| Heron, southern in N.J. | 1929-30 | 9 | |
| Heron, unusual flight of | 1902 | 15 | |
| Heron, Yellow-crowned Night-, in Pa. | 1976 | 31 | |
| Hesselius on the Natural History of Delaware | |||
| Higbee's Beach, N.J. | 1980-81 | 85 | |
| Higbee's Beach, N.J. | 1984-85 | 86 | |
| High Point, N.J. | 1911 | 40 | |
| History of the Delaware Valley Ornithological Club, The First One Hundred Years, A | 1988-89 | 2 | |
| Hoary Redpolls at Hawk Mountain | 1958 | 23 | |
| Holgate, N.J. | 1951-52 | 26 | |
| Holgate, N.J. | 1960 | 20 | |
| Holgate, N.J. | 1965-66 | 30 | |
| Hours of Observation at the Bake Oven Knob, Pennsylvania Hawk Lookout (1957-1981) | 1980-81 | 78 | |
| House Finch Population Studies in the Philadelphia Area | 1968-69 | 33 | |
| House Wren | 1960 | 17 | |
| Hummingbird, Ruby-throated | 1984-85 | 83 | |
| Hummingbird, Ruby-throated, nesting of | 1929-30 | 28 | |
| Hummingbird, Ruby-throated, flight training | 1958 | 12 | |
| Hummingbird, Rufous, in Pa. | 1976 | 22 | |
| Ibis, Glossy, Breeding in Pa. | 1976 | 3 | |
| Ibis, Glossy, in N.J. | 1973 | 29 | |
| Ibis, White, in N.J. | 1951-52 | 25 | |
| Ibis, White, in Pa. | 1951-52 | 24 | |
| Ibis, White, in Pa. | 1964 | 37 | |
| Ibis, White, in Pa. | 1970 | 41 | |
| Ibis, White, in Pa. | 1977-78 | 51 | |
| Ibis, White, in Pa. | 1980-81 | 82 | |
| In Days Before "The Club" | |||
| Index to Cassinia, Numbers 1-33, 1890-1943 incl. | 1944 | 44 | |
| Index to Cassinia, Numbers 1-52, 1890-1970 | 1971-72 | 64 | |
| Index to Cassinia, Numbers 1-63, 1890-1989 | 1988-89 | 99 | |
| Index to Cassinia, Numbers 34-42, 1944-57 | 1958 | 34 | |
| Index to species, in nos. 2-22 and 1919 | 1933-37 | ||
| Indian River, Del. | 1907 | 28 | |
| Individual Variety of Bird Songs | 1914 | 24 | |
| Island Beach State Park | 1963 | 37,39 | |
| Island Beach State Park | 1970 | 38 | |
| Island Beach State Park | 1976 | 26 | |
| Island Beach State Park | 1977-78 | 10 | |
| Island Beach State Park | 1986-87 | 61 | |
| Island Beach State Park | 1988-89 | 72,81 | |
| Island Beach State Park, New Jersey | 1990-91 | 2 | |
| Jackdaws of Cellblock 'G', The | 1984-85 | 35 | |
| Jaeger Show in Hudson Canyon | 1990-91 | 23 | |
| Jaeger, Parasitic, in Pa. | 1976 | 29 | |
| Jeffersonville, Pa. | 1927-28 | 12 | |
| Jeffersonville, Pa. | 1944 | 13 | |
| Junco, Oregon, in Pa. | 1951-52 | 28 | |
| June Birds of Fulton County, Pa. | 1905 | 40 | |
| June Trip to Pocono Lake, Monroe County, Pennsylvania, A | 1906 | 30 | |
| Kent Co., Del. | 1986-87 | 64 | |
| Kestrel, American | 1959 | 27 | |
| Kestrel, American | 1970 | 39 | |
| Kestrel, European, in N.J. | 1979 | 19 | |
| Killdeer, The - Breeding Birds of the Philadelphia Region (Part IV) | 1949 | 1 | |
| Kinglet, Golden-crowned | 1960 | 16 | |
| Kites, Mississippi, in N.J. | 1979 | 20 | |
| Kites, Mississippi, in Pa. | 1982-83 | 62 | |
| Kites, Swallow-tailed, in N.J. | 1973 | 26 | |
| Kites, Swallow-tailed, in N.J. | 1979 | 20 | |
| Kites, Swallow-tailed, in Pa. | 1951-52 | 25 | |
| Kites, Swallow-tailed, in Pa. | 1980-81 | 86 | |
| Kittiwake, Black-legged, in Pa. | 1982-83 | 61 | |
| Kitts Hummock, Del. | 1986-87 | 37 | |
| Kleptoparasitism of Long-tailed Jaeger on Wilson's Storm-Petrel | 1992-93 | 19 | |
| Lake, (see Ontelaunee, Pocono) | |||
| Lancaster Co., Pa. | 1976 | 29 | |
| Lancaster Co., Pa. | 1977-78 | 52 | |
| Lancaster Co., Pa. | 1980-81 | 80 | |
| Lancaster Co., Pa. | 1982-83 | 34,64 | |
| Lancaster County Gyrfalcon Incursions of 1981-1983 | 1982-83 | 34 | |
| Land Bird Migrations Over West Philadelphia | 1951-52 | 2 | |
| Lapwing, European, in Del. & N.J. | 1953 | 33 | |
| Lark Bunting at Island Beach State Park, New Jersey | 1992-93 | 25 | |
| Lark, Colandra, in Pa. | 1927-28 | 44 | |
| Lark, Prairie Horned, in Pa. | 1925-26 | 10 | |
| Late Nesting of an Acadian Flycatcher | 1992-93 | 25 | |
| Lehigh, Co., Pa. | 1963 | 39 | |
| Lehigh, Co., Pa. | 1965-66 | 2,32 | |
| Lehigh, Co., Pa. | 1968-69 | 59 | |
| Lehigh, Co., Pa. | 1974-75 | 40 | |
| Lehigh, Co., Pa. | 1976 | 31 | |
| Lehigh, Co., Pa. | 1977-78 | 49,51 | |
| Lehigh, Co., Pa. | 1980-81 | 80 | |
| Lehigh, Gap, Pa. | 1903 | 11 | |
| List of the Birds Observed on the Barnegat Region of the New Jersey Coast in August, 1908, A | 1908 | 41 | |
| Little Creek, Del. | 1963 | 22 | |
| Little Gulls at Marcus Hook, Pennsylvania | 1992-93 | 21 | |
| Long Beach Island, N.J. | 1973 | 28 | |
| Long Beach Island, N.J. | 1984-85 | 74 | |
| Longwood Gardens, Pa. | 1973 | 29 | |
| Magnificent Frigate-bird in Delaware | 1968-69 | 59 | |
| Magpie, Black-billed, in N.J. | 1951-52 | 27 | |
| Major Offshore Nocturnal Migration of Blackpoll Warblers | 1990-91 | 28 | |
| Martin, Purple, and hawks | 1949 | 23 | |
| Martin, Purple, in Pa. | 1951-52 | 26 | |
| Martin, Purple, in Pa. | 1977-78 | 50 | |
| Maryland | 1982-83 | 63 | |
| Maryland | 1986-87 | 67 | |
| Maryland see also - Havre De Grace, Ocean City | |||
| Maurice River Farm, N.J. | 1908 | 14 | |
| McKean Co., Pa. | 1904 | 36 | |
| Media Grackle Roost, The | 1905 | 33 | |
| Mercer Co., N.J. | 1970 | 39 | |
| Mercer Co., N.J. | 1971-72 | 42 | |
| Merganser, Common, in Pa. | 1984-85 | 79 | |
| Migration of Fall Warblers in Pennypack Park | 1986-87 | 12 | |
| Migration, Autumn at Baer Rocks, (1983-85) | 1984-85 | 42 | |
| Migration, Autumn at Baer Rocks, (1986-87) | 1986-87 | 49 | |
| Migration, data on City Hall Tower | 1898-99 | 15 | |
| Migration, data on City Hall Tower | 1901 | 44 | |
| Migration, data on City Hall Tower | 1902 | 49 | |
| Migration, data on City Hall Tower | 1906 | 61 | |
| Migration, data on City Hall Tower | 1915 | 33 | |
| Migration, fall warblers in Pennypack Park | 1986-87 | 12 | |
| Migration, fall, at Jeffersonville, Pa. 1916-1944 inclusive | 1944 | 13 | |
| Migration, fall, at Jeffersonville, Pa. 1916-28 inclusive | 1927-28 | 12 | |
| Migration, Island Beach State Park | 1988-1989 | 81 | |
| Migration, land bird | 1951-52 | 2 | |
| Migration, late Spring, in Pa. | 1984-85 | 78 | |
| Migration, migrants entering Post Office | 1957 | 29 | |
| Migration, night, at Mt. Pocono | 1903 | 54 | |
| Migration, Osprey along the Susquehanna River | 1980-81 | 37 | |
| Migration, Pennsylvania a hundred years ago | 1912 | 7 | |
| Migration, reverse nocturnal | 1957 | 6 | |
| Migration, shorebirds at Green Lane Reservoir | 1982-83 | 47 | |
| Migration, Spring non-passerine migration at Baer Rocks, 1983 | 1982-83 | 19 | |
| Migration, Spring records, see 1901 to 1929-30 incl. | |||
| Migration, two unusual phenomena of | 1966-67 | 28 | |
| Milford, Pa. | 1905 | 45 | |
| Mill Grove | 1907 | 92 | |
| Mill Grove | 1958 | 31 | |
| Mill Grove | 1961-62 | 7 | |
| Mockingbird | 1973 | 30 | |
| Mockingbird | 1977-78 | 45 | |
| Mockingbird, in Del. Valley | 1953 | 27 | |
| Mockingbird, in Pa. | 1901 | 35 | |
| Mockingbird, The | 1958 | 13 | |
| Monroe Co., Pa. | 1904 | 29 | |
| Monroe Co., Pa. | 1905 | 6 | |
| Monroe Co., Pa. | 1906 | 30 | |
| Montgomery Co., Pa. | 1938-41 | 34 | |
| Montgomery Co., Pa. | 1951-52 | 27 | |
| Montgomery Co., Pa. | 1957 | 17 | |
| Montgomery Co., Pa. | 1976 | 31 | |
| Montgomery Co., Pa. | 1982-83 | 64 | |
| Montgomery Co., Pa. | 1988-89 | 80 | |
| Moorhen, Common | 1946 | 1 | |
| Moorhen, Common, in N.J. | 1973 | 31 | |
| Moorhen, Common, in N.J. | 1979 | 24 | |
| Moorhen, Common, in Pa. | 1905 | 24 | |
| Mortality among Birds at Philadelphia, May 21-22, 1915 | 1915 | 33 | |
| Mourning Warbler in Warren Co., Pa., The | 1908 | 9 | |
| Murre, Thick-billed, in Pa. | 1951 | 34 | |
| Myrtle Warblers Nesting in Pennsylvania | 1951 | 10 | |
| Nest Record Program | 1964 | 31 | |
| Nest Record Program | 1970 | 42 | |
| Nesting Birds of Pocono Lake | 1915 | 14 | |
| Nesting Mockingbirds in the Lower Delaware Valley | 1953 | 27 | |
| Nesting of the Acadian Flycatcher in Southern New Jersey | 1944 | 23 | |
| Nesting of the Blackburnian Warbler (Dendroica fusca) in the Poconos | 1910 | 28 | |
| Nesting of the Broad-winged Hawk (Buteo platypterus) and Goshawk (Astur atricapillus) in Pennsylvania, On The | 1909 | 25 | |
| Nesting of the Mockingbird (Mimus polyglottos) in Eastern Pennsylvania | 1901 | 35 | |
| Nesting of the Prairie Horned Lark in Eastern Pennsylvania | 1925-26 | 10 | |
| Nesting of the Ruby-throated Hummingbird | 1929-30 | 28 | |
| New Castle Co., Del. | 1976 | 27 | |
| New Jersey | 1903 | 6,29 | |
| New Jersey | 1904 | 17 | |
| New Jersey | 1908 | 29 | |
| New Jersey | 1909 | 11 | |
| New Jersey | 1929-30 | 9 | |
| New Jersey | 1942 | 50 | |
| New Jersey | 1944 | 23 | |
| New Jersey | 1951 | 19,31,33,35,36 | |
| New Jersey | 1951-52 | 13,25,27 | |
| New Jersey | 1953 | 34 | |
| New Jersey | 1958 | 3,5 | |
| New Jersey | 1961-62 | 24 | |
| New Jersey | 1964 | 289,36 | |
| New Jersey | 1965-66 | 31 | |
| New Jersey | 1970 | 35,42 | |
| New Jersey | 1971-72 | 27,46,50 | |
| New Jersey | 1973 | 31 | |
| New Jersey | 1976 | 7 | |
| New Jersey | 1977-78 | 3,22,49 | |
| New Jersey | 1979 | 22 | |
| New Jersey | 1980-81 | 3 | |
| New Jersey | 1982-83 | 62 | |
| New Jersey | 1984-85 | 20,50,80,83,90,98 | |
| New Jersey | 1986-87 | 7,62 | |
| Nicaragua | 1945 | 1 | |
| Night Life in a Marsh | 1945 | 35 | |
| Nighthawk's Nest, Photographing a | 1901 | 22 | |
| Night-Heron, (see Heron) | |||
| Norristown, Pa. | 1979 | 10 | |
| Northampton Co., Pa. | 1965-66 | 2 | |
| Note on Nesting Robins | 1938-41 | 40 | |
| Notes on Audubon's "Mystery" Birds | 2002-03 | 22 | |
| Notes on the Germantown Grackle Roost | 1902 | 22 | |
| Notes on the Summer Birds of Lehigh Gap, Pennsylvania | 1903 | 11 | |
| Numbers of Eggs and Young of Bald Eagles in Four Middle Atlantic States | 1966-67 | 15 | |
| Nuthatch, Red-breasted | 1977-78 | 46 | |
| Nuthatch, Red-breasted, in Pa. | 1973 | 25 | |
| Nuthatch, Red-breasted, on pelagic trip | 1977-78 | 46 | |
| Nuthatch, White-breasted | 1944 | 23 | |
| Nuthatch, White-breasted | 1976 | 31 | |
| Observation of Birds in Northeastern Delaware During Early November: 1973-2003 | 2002-03 | 4 | |
| Observations of Andreas Hesselius on the Natural History of Delaware During the Years 1711-1724 | 1918 | 6 | |
| Observations of Shorebirds at Selected New Jersey Sewage Lagoons | 1977-78 | 3 | |
| Observations on the Breeding Biology of the Tree Swallow | 1970 | 3 | |
| Observations on the Summer Birds of Parts of Clinton and Potter Counties, Pa. | 1901 | 8 | |
| Ocean City, Md. | 1960 | 19 | |
| Offshore Nocturnal Migration of Warblers, Herons and Shorebirds No. 2 (1992) | 1992-93 | 15 | |
| One Hundred Years of Cassinia | 2000-01 | 4 | |
| Ontelaunee, Lake | 1931-32 | 21 | |
| Ontelaunee, Lake | 1951 | 33,34 | |
| Ontelaunee, Lake | 1957 | 29 | |
| Ontelaunee, Lake | 1959 | 21 | |
| Ontelaunee, Lake | 1960 | 19 | |
| Ontelaunee, Lake | 1977-78 | 47 | |
| Ord, George | 1908 | 1 | |
| Origins & Founders | 1994-95 | 28 | |
| Oriole, Northern | 1984-85 | 92 | |
| Ornithological History of the Delaware Valley Region, An | 1988-89 | 36 | |
| Ornithological 'Mystery' Song Given by Male Virginia Rail | 1966-67 | 3 | |
| Ornithology of the Ancients, The | 1960 | 3 | |
| Osprey | 1973 | 32 | |
| Osprey, along Susquehanna River | 1980-81 | 37 | |
| Osprey, number of eggs | 1970 | 40 | |
| Oven-Bird's Call-song, The | 1913 | 17 | |
| Overbrook Grackle Roost | 1905 | 36 | |
| Owl Screech, albino | 1965-66 | 32 | |
| Owl Screech, as prey | 1977-78 | 44 | |
| Owl Screech, tape recorded calls | 1980-81 | 77 | |
| Owl, Barn, erythrism and melanism | 1973 | 32 | |
| Owl, Barn, in Pa. | 1904 | 26 | |
| Owl, Barn, in Pa. | 1965-66 | 2 | |
| Owl, Barn, with anophthalmos | 1951 | 13 | |
| Owl, Barred | 1979 | 25 | |
| Owl, Barred, erythrism and melanism | 1973 | 32 | |
| Owl, Barred, in N.J. | 1984-85 | 20 | |
| Owl, Great Horned | 1902 | 54 | |
| Owl, Great Horned, electrocuted | 1968-69 | 57 | |
| Owl, Great Horned, in Del. | 1927-28 | 1 | |
| Owl, Great Horned, in N.J. | 1925-26 | 1 | |
| Owl, Great Horned, transporting young | 1976 | 30 | |
| Owl, Long-eared, food of, in Pa. | 1977-78 | 44 | |
| Owl, Long-eared, food of, in Pa. | 1984-85 | 38 | |
| Owl, Long-eared, in N.J. | 1938-41 | 12 | |
| Owl, Long-eared, pellets wanted | 1964 | 30 | |
| Owl, Saw-whet, nesting, in Pa. | 1977-78 | 29 | |
| Owl, Saw-whet, food of | 1976 | 30 | |
| Owl, Saw-whet, late date, in Pa. | 1965-66 | 31 | |
| Owl, Short-eared, in Pa. | 1963 | 38 | |
| Owl, Short-eared, in Pa. | 1965-66 | 30 | |
| Owl, Snowy, in N.J. | 1984-85 | 81 | |
| Oystercatcher, Black, in N.J. | 1951-52 | 25 | |
| Paoli, Pa. | 1901 | 24 | |
| Parakeet, Monk, in N.J. | 1971-72 | 50 | |
| Parakeet, Yellow-winged, in N.J. | 1971-72 | 42 | |
| Passaic Co., N.J. | 1909 | 29 | |
| Pedricktown, N.J. | 1982-83 | 60 | |
| Pelagic Trips | 1974-75 | 39 | |
| Pelagic Trips | 1976 | 7 | |
| Pelican, Brown, in N.J. | 1977-78 | 52 | |
| Pelican, White, in N.J. | 1951 | 31 | |
| Pennsylvania | 1903 | 6,29 | |
| Pennsylvania | 1904 | 17 | |
| Pennsylvania | 1907 | 17 | |
| Pennsylvania | 1909 | 25 | |
| Pennsylvania | 1910 | 11,33 | |
| Pennsylvania | 1912 | 7,21 | |
| Pennsylvania | 1925-26 | 10 | |
| Pennsylvania | 1942 | 50 | |
| Pennsylvania | 1951 | 4,10,34,35 | |
| Pennsylvania | 1951-52 | 24 | |
| Pennsylvania | 1961-62 | 23 | |
| Pennsylvania | 1963 | 40 | |
| Pennsylvania | 1966 | 7,3,25,28,30 | |
| Pennsylvania | 1968-69 | 58 | |
| Pennsylvania | 1970 | 38 | |
| Pennsylvania | 1971-72 | 46,48 | |
| Pennsylvania | 1973 | 30 | |
| Pennsylvania | 1974-75 | 33,39,40 | |
| Pennsylvania | 1976 | 3,30 | |
| Pennsylvania | 1977-78 | 25,50,53 | |
| Pennsylvania | 1979 | 25 | |
| Pennsylvania | 1980-1 | 68,84 | |
| Pennsylvania | 1982-83 | 41,58,59,61 | |
| Pennsylvania | 1984-85 | 30,38,79,85,87,88,95 | |
| Pennsylvania | 1986-87 | 25 | |
| Pennsylvania | 1988-89 | 73 | |
| Pennypack Park, Pa. | 1986-87 | 12 | |
| Pensauken Creek, N.J. | 1907 | 44 | |
| Pensauken Diary, A | 1907 | 44 | |
| Phalarope, Red, in Pa. | 1971-72 | 46 | |
| Philadelphia Robin Roost | 1990-91 | 27 | |
| Philadelphia, Pa,. records | 1905 | 24 | |
| Philadelphia, Pa,. records | 1915 | 33 | |
| Philadelphia, Pa,. records | 1916 | 7 | |
| Philadelphia, Pa,. records | 1942 | 22 | |
| Philadelphia, Pa,. records | 1943 | 1 | |
| Philadelphia, Pa,. records | 1946 | 1 | |
| Philadelphia, Pa,. records | 1949 | 1 | |
| Philadelphia, Pa,. records | 1951 | 36 | |
| Philadelphia, Pa,. records | 1951-52 | 2 | |
| Philadelphia, Pa,. records | 1968-69 | 33 | |
| Philadelphia, Pa,. records | 1970 | 34,38 | |
| Philadelphia, Pa,. records | 1973 | 26 | |
| Philadelphia, Pa,. records | 1979 | 22 | |
| Philadelphia, Pa,. records | 1980-81 | 82,84 | |
| Philadelphia, Pa,. records | 1982-83 | 60,62,66 | |
| Philadelphia, Pa,. records | 1986-87 | 44 | |
| Philadelphia, Pa. | 1916 | 7 | |
| Philadelphia, Pa., collections | 1912 | 26 | |
| Philadelphia, Pa., collections | 1914 | 1 | |
| Philadelphia, Pa., Cresheim Valley | 1942 | 35 | |
| Philadelphia, Pa., Germantown | 1902 | 22 | |
| Philadelphia, Pa., migration | 1970 | 34 | |
| Philadelphia, Pa., Overbrook | 1905 | 36 | |
| Philadelphia, Pa., Rittenhouse Square | 1943 | 24 | |
| Philadelphia, Pa., robin roost | 1968-69 | 61 | |
| Philadelphia, Pa., robin roost | 1970 | 40 | |
| Philadelphia, Pa., Winter Birds | 1968-69 | 47 | |
| Phoebe, Say's, in Pa. | 1974-75 | 39 | |
| Phoebe, Say's, in N.J. | 1961-62 | 22 | |
| Phoebe, Say's, in N.J. | 1977-78 | 43 | |
| Photographic Records | 1971-72 | 45 | |
| Photographing a Nighthawk's Nest and Young (Chordeiles virginianus) | 1901 | 22 | |
| Physiological Implications of Ingesting Fresh-water Mussel Shells to Great Crested Flycatchers | 2000-01 | 21 | |
| Pied-billed Grebe, The - Breeding Birds of the Philadelphia Region | 1942 | 22 | |
| Pigeon, Passenger | 1907 | 83 | |
| Pigeon, Passenger | 1910 | 33 | |
| Pigeon, Passenger | 1911 | 24 | |
| Pigeon, Passenger | 1912 | 21 | |
| Pigeon, Passenger | 1954 | 29 | |
| Pigeons by the Million, The Great Nesting Grounds in Pennsylvania | 1912 | 21 | |
| Pike Co., Pa. | 1905 | 45 | |
| Pike Co., Pa. | 1906 | 16 | |
| Pileated Woodpecker, The | 1919 | 14 | |
| Pine Barrens, N.J. | 1902 | 26 | |
| Pine Barrens, N.J. | 1909 | 19 | |
| Pine Barrens, Paoli, Pa. | 1901 | 24 | |
| Pintail, Northern, nesting, in Pa. | 1965-66 | 30 | |
| Pipit, Sprague's, in Del. | 1954 | 79 | |
| Plover, Piping | 1971-72 | 49 | |
| Plover, Upland, (see Sandpiper) Pocomoke, Del. | 1911 | 35 | |
| Pocono Mountains, birds of the | 1954 | 3 | |
| Pocono Mountains, birds of the | 1957 | 2 | |
| Pocono Mountains, birds of the | 1974-75 | 3 | |
| Pocono Mountains, birds of the | 1984-85 | 3 | |
| Pocono Mountains, birds of the | 1986-87 | 60 | |
| Pocono Lake | 1904 | 29 | |
| Pocono Lake | 1906 | 30 | |
| Pocono Lake | 1915 | 14 | |
| Pocono Mt. | 1903 | 54 | |
| Pocono Summer | 1914 | 30 | |
| Pocono Summer | 1917 | 6 | |
| Pocono, Environmental Education Center | 1976 | 22 | |
| Pocono, Mountains, records | 1910 | 28 | |
| Pocono, Mountains, records | 1971-72 | 46 | |
| Pocono, Mountains, records | 1973 | 25 | |
| Pocono, Mountains, Winter birds | 1906 | 35 | |
| Poem: A Beach Haven Inlet Bird (seen July 15, 1962) | 2000-01 | 32 | |
| Poem: The Peanut-Buttered Sandpiper (Erolia ruficollis) | 2000-01 | 32 | |
| Port Allegheny, Pa. | 1904 | 36 | |
| Possible Hybrid Between the Canada Goose and the Pink-footed Goose | 1966-67 | 9 | |
| Possible Pauraque Sighting in New Jersey | 1992-93 | 23 | |
| Possible Presence of an Antarctic Skua in New Jersey Waters | 1986-87 | 7 | |
| Potter Co., Pa. | 1901 | 8 | |
| Preliminary Report on Roosting Habits of the Purple Grackle in the Delaware Valley | 1912 | 12 | |
| Princeton, N.J., changes in the birdlife of | 1974-75 | 29 | |
| Princeton, N.J., records | 1961-62 | 21,22 | |
| Purple Martins Chasing Hawk | 1949 | 23 | |
| Rail, Black | 1944 | 20 | |
| Rail, Black, in Panama | 1964 | 19 | |
| Rail, Black, Vocalization of Female | 1971-72 | 24 | |
| Rail, Clapper | 1951 | 32 | |
| Rail, nesting of Sora and Virginia | 1911 | 21 | |
| Rail, Virginia | 1966-67 | 3 | |
| Rail, Virginia, in Pa. | 1974-75 | 39 | |
| Rail, wintering, in N.J. | 1961-62 | 22 | |
| Rail, Yellow, in N.J. | 1970 | 38 | |
| Rail, Yellow, in N.J. | 1971-72 | 43 | |
| Rail, Yellow, in N.J. | 1971-72 | 48 | |
| Rancocas River, N.J. | 1908 | 20 | |
| Rare and Unusual Birds at Island Beach State Park, New Jersey | 1990-91 | 2 | |
| Rare Nesting Record of the White-breasted Nuthatch, A | 1944 | 23 | |
| Raven, Common, breeding of | 1910 | 11 | |
| Raven, Common, breeding of, in N.J. | 1984-85 | 84 | |
| Reading, Pa. | 1961-62 | 21 | |
| Recent Additions to the Cape May County List | 1964 | 25 | |
| Recognizing Individual Prothonotary Warbler Males from Sonograms | 2000-01 | 11 | |
| Recollections of the Passenger Pigeon | 1911 | 24 | |
| Recollections of Wild Pigeons in Southeastern Pennsylvania, 1864-1881 | 1910 | 33 | |
| Red Crossbills in Cumberland County, New Jersey | 1990-91 | 30 | |
| Red-headed Woodpecker as a Pennsylvania and New Jersey Bird | 1903 | 6 | |
| Redpolls, Hoary, in Pa. | 1958 | 23 | |
| Redshank, in N.J. | 1965-66 | 35 | |
| Redshank, in Pa. | 1960 | 10 | |
| Redshank, Spotted or Dusky | 1966-67 | 25 | |
| Remarkable Night Migration at Mt. Pocono, Pa., A | 1903 | 54 | |
| Response of Migrant Shorebirds to Severe Autumn Weather | 1979 | 3 | |
| Returns and Recoveries of Birds Banded 1921-1979 at Norristown, Pa. | 1979 | 10 | |
| Reverse Nocturnal Migration | 1957 | 6 | |
| Ridley Creek State Park, Pa. | 1982-83 | 23 | |
| River Bird Life | 1914 | 9 | |
| River, (see Delaware, Indian, Maurice, Rancocas, Schuylkill, and Susquehanna) | |||
| Riverton, N.J. | 1961-62 | 21 | |
| Road Kills of South Jersey | 1977-78 | 22 | |
| Robin, Nesting | 1938-41 | 40 | |
| Robin, Roost of | 1906 | 26 | |
| Robin, Roost of | 1968-69 | 61 | |
| Robin, Roost of | 1970 | 40 | |
| Roundup, the First | 1982-83 | 51 | |
| Roxborough, Pa. | 1979 | 24 | |
| Ruff, in N.J. | 1982-83 | 60 | |
| Salem Co., N.J. | 1979 | 24 | |
| Samar, Pa. | 1916 | 18 | |
| Sandpiper, Baird's, in N.J. | 1966-67 | 27 | |
| Sandpiper, Curlew, in N.J. | 1951-52 | 26 | |
| Sandpiper, Curlew, in Pa. | 1980-81 | 84 | |
| Sandpiper, Purple, in N.J. | 1973 | 26 | |
| Sandpiper, Rufous-necked, in N.J. | 1965-66 | 30 | |
| Sandpiper, Upland | 1957 | 16 | |
| Sapsucker, Yellow-bellied, in Pa. | 1973 | 30 | |
| Schuylkill County | 1951-52 | 27 | |
| Schuylkill County | 1977-78 | 49 | |
| Schuylkill River | 1964 | 36 | |
| Scoter, Surf, in Pa. | 1968-69 | 59 | |
| Sea Isle Beach, N.J. | 1931-32 | 1 | |
| Season's Study of Some of Our Water Birds | 1922-24 | 10 | |
| Sharp-tailed Sandpiper at Brigantine (John W. Forsythe) NWR, New Jersey | 1992-93 | 19 | |
| Shearwater, Audubon's, off N.J. | 1951-52 | 23 | |
| Shearwater, Audubon's, off N.J. | 1963 | 39 | |
| Shearwater, Buller's, off N.J. | 1984-85 | 74 | |
| Shore Birds of the New Jersey Coast | 1951 | 19 | |
| Shorebirds along the Delaware | 1945 | 23 | |
| Shorebirds of Sea Isle Beach, The | 1931-32 | 1 | |
| Shorebirds, Delaware City | 1965-66 | 34 | |
| Shorebirds, Green Lane Reservoir (Pa.) | 1982-83 | 47 | |
| Shorebirds, migrants response to severe weather | 1979 | 3 | |
| Shorebirds, New Jersey coast | 1951 | 19 | |
| Shorebirds, New Jersey sewage lagoons | 1977-78 | 3 | |
| Shorebirds, Sea Isle Beach | 1931-32 | 1 | |
| Short-billed Marsh Wren (Cistothorus stellaris) in Eastern Pennsylvania and New Jersey | 1904 | 17 | |
| Shoveler, Northern, nesting, in Pa. | 1965-66 | 30 | |
| Shrike, Northern, in Pa. | 1988-89 | 79 | |
| Siskin, Pine, in N.J. | 1968-69 | 60 | |
| Siskin, Pine, in Pa. | 1951 | 4 | |
| Six and One-half Years Banding Record, June, 1937, to December 1943 Inclusive at the Ardmore, PA Station | |||
| Six Year Study of Wintering Eagle Populations and Wintering Eagle Habitat in Southern New Jersey, A | 1980-81 | 3 | |
| Skimmer, Black | 1966-67 | 27 | |
| Skua, Antarctic | 1986-87 | 7 | |
| Skua, Great, off Avalon, N.J. | 1968-69 | 61 | |
| Snipe, Great | 1965-66 | 20 | |
| Snow Hill Bird-Roost, The | 1913 | 25 | |
| Snow-Birds and Sorghum, Of | 1977-78 | 34 | |
| Some Birds of a Maurice River Farm | 1908 | 14 | |
| Some Birds of Brown's Mills, N.J. | 1907 | 7 | |
| Some Declining Bird Species of Southeastern Pennsylvania | 1974-75 | 33 | |
| Some Local Fish-eating Birds | 1913 | 6 | |
| Some Notes on Sharp-tailed Sparrows | 2000-01 | 24 | |
| Some Observations of Ross' Geese at Kitts Hummock, Delaware | 1986-87 | 37 | |
| Some Old Philadelphia Bird Collectors and Taxidermists | 1914 | 1 | |
| Some Philadelphia Bird Collections and Collectors | 1912 | 26 | |
| Some Rare or Unusual Birds in Upper Philadelphia | 1916 | 7 | |
| Some Rare Specimens of New Jersey Birds | 1971-72 | 27 | |
| Some Studies on the Eastern Crow | 1938-41 | 19 | |
| Songs, Female | 1949 | 24 | |
| Songs, Individual Variety | 1914 | 24 | |
| Songs, on Tape | 1958 | 6 | |
| South Amboy, N.J. | 1971-72 | 39 | |
| Southern Herons in New Jersey | 1929-30 | 9 | |
| Sparrow, Chipping, in N.J. | 1971-72 | 49 | |
| Sparrow, Clay-colored, in Pa. | 1971-72 | 46 | |
| Sparrow, Clay-colored, in Pa. | 1984-85 | 92 | |
| Sparrow, Golden-crowned, in N.J. | 1963 | 37 | |
| Sparrow, Golden-crowned, in Pa. | 1966-67 | 30 | |
| Sparrow, Grasshopper, in Pa. | 1901 | 28 | |
| Sparrow, Harris', in Del. | 1971-72 | 49 | |
| Sparrow, Harris', in Pa. | 1974-75 | 39 | |
| Sparrow, Harris', in Pa. | 1982-83 | 66 | |
| Sparrow, Henslow's, in N.J. | 1902 | 6 | |
| Sparrow, Henslow's, in N.J. | 1908 | 15 | |
| Sparrow, Henslow's, in Pa. | 1904 | 65 | |
| Sparrow, House | 1968-69 | 59 | |
| Sparrow, House | 1971-72 | 38 | |
| Sparrow, House | 1977-78 | 43 | |
| Sparrow, Lark, in N.J. | 1961-62 | 22 | |
| Sparrow, Lark, in N.J. | 1976 | 26 | |
| Sparrow, Lark, in Pa. | 1982-83 | 64,66 | |
| Sparrow, White-throated, in N.J. | 1968-69 | 62 | |
| Sparrow, White-throated, in Pa. | 1906 | 32 | |
| Sparrow, Yellow-winged (see Grasshopper) | |||
| Species of Special Concern in Pennsylvania (Book review) | 1984-85 | 95 | |
| Spotted Redshank Observations on the Eastern Atlantic Coast | 1966-67 | 25 | |
| Spring Hawk Migration at Cape May, New Jersey, The | 1982-83 | 5 | |
| Spring Non-Passerine Migration at Baer Rocks, Pennsylvania, 1983 | 1982-83 | 19 | |
| Springton Reservoir, Pa. | 1945 | 41 | |
| Springton Reservoir, Pa. | 1982-83 | 50 | |
| State College, Pa. | 1984-85 | 73 | |
| Status and Distribution of Barred Owl and Red-Shouldered Hawk in Southern New Jersey, The | 1984-85 | 20 | |
| Status and Distribution of New Jersey's Birds (Book Review) | 1984-85 | 98 | |
| Stilt, Black-necked, in N.J. | 1961-62 | 24 | |
| Stilt, Black-necked, in Pa. | 1988-89 | 73 | |
| Stint, Little, in N.J. | 1984-85 | 77 | |
| Stint, Rufous-necked, in N.J. | 1965-66 | 30 | |
| Stone Harbor, N.J. | 1951-52 | 25 | |
| Stone Harbor, N.J. | 1964 | 39 | |
| Stone Harbor, N.J. | 1965-66 | 31 | |
| Stork, Wood, in N.J. | 1982-83 | 58 | |
| Stork, Wood, in Pa. | 1984-85 | 76 | |
| Studies of the Long-eared Owl | 1938-41 | 12 | |
| Study of Great Horned Owls in the Delaware City Heronry, A | 1927-28 | 1 | |
| Study of the Solitary Vireo, A | 1906 | 10 | |
| Sullivan Co., Pa. | 1898-99 | 20 | |
| Summary of Recent Pelagic Trips Off the New Jersey Coast, A | 1976 | 7 | |
| Summary of the 1977 Hawk Flight at Cape May Point, NJ | 1977-78 | 21 | |
| Summer Birds of Adams and Franklin Counties, Pennsylvania | 1920-21 | 8 | |
| Summer Birds of Broadhead's Creek, Monroe Co., Pa. | 1905 | 6 | |
| Summer Birds of Milford, Pike County, Pa. | 1905 | 45 | |
| Summer Birds of Pocono | 1917 | 6 | |
| Summer Birds of Pocono Lake, Monroe County, Pennsylvania | 1904 | 29 | |
| Summer Birds of Port Allegheny, McKean County, Pennsylvania | 1904 | 36 | |
| Summer Birds of Tamarack Swamp 1900 and 1947 | 1946 | 17 | |
| Summer Birds of the higher parts of Sullivan and Wyoming Counties | 1898-99 | 20 | |
| Summer Birds of Western Pike County, Pennsylvania | 1906 | 16 | |
| Summer at Buck Hill in the Poconos | 1914 | 30 | |
| Summer of Fire and Bird Adaptation, The | 1911 | 28 | |
| Suspected Dusky, or Spotted Redshank at Tinicum | 1960 | 10 | |
| Susquehanna River | 1974-75 | 37 | |
| Susquehanna River | 1980-81 | 37 | |
| Sussex Co., N.J. | 1909 | 29 | |
| Swallow, Bank | 1902 | 53 | |
| Swallow, Barn, nesting | 1976 | 24 | |
| Swallow, Cliff, in Pa. | 1902 | 52 | |
| Swallow, Cliff, in Pa. | 1904 | 31 | |
| Swallow, Cliff, in Pa. | 1977-78 | 47 | |
| Swallow, Tree | 1902 | 52 | |
| Swallow, Tree | 1970 | 3 | |
| Swallow, Tree | 1977-78 | 50 | |
| Swan | 1942 | 1 | |
| Swan, Trumpeter | 1938-41 | 25 | |
| Swift, Chimney | 1904 | 6 | |
| Tacony, Valley, Pa. | 1914 | 17 | |
| Tamarack Swamp, Pa. | 1946 | 17 | |
| Tanager, Summer, in Pa. | 1982-83 | 64 | |
| Tanager, Summer, in N.J. | 1984-85 | 88 | |
| Tanager, Western, in N.J. | 1971-72 | 44 | |
| Tanager, Western, in Pa. | 1974-75 | 37 | |
| Tanager, Western, in Pa. | 1988-89 | 80 | |
| Teal, Green-winged | 1965-66 | 30 | |
| Ten Thousand Willet | 1943 | 27 | |
| Tern watch | 1970 | 41 | |
| Tern, Arctic, in N.J. | 1971-72 | 39 | |
| Tern, Arctic, in N.J. | 1977-78 | 49 | |
| Tern, Arctic, in N.J. | 1979 | 24 | |
| Tern, Arctic, in Pa. | 1971-72 | 48 | |
| Tern, Arctic, in Pa. | 1988-89 | 76 | |
| Tern, Bridled, off N.J. | 1984-85 | 80 | |
| Tern, Caspian, in Del. | 1957 | 16 | |
| Tern, Gull-billed, in N.J. | 1971-72 | 47 | |
| Tern, Gull-billed, late, in N.J. | 1957 | 29 | |
| Tern, Least, nesting, in Pa. | 1951 | 34 | |
| Tern, Sandwich, (Cabot's), in Del. | 1970 | 33 | |
| Tern, Sandwich, in N.J. | 1964 | 39 | |
| That Feathered Midget of Our Tide Water Swamps- The Long-Billed Marsh Wren | 1904 | 14 | |
| The Delaware 300 | 1990-91 | 9 | |
| Thrasher, Sage, in N.J. | 1951 | 34 | |
| Three Finds in South Jersey | 1908 | 29 | |
| Thrush, Hermit | 1960 | 17 | |
| Thrush, Swainson's, in N.J. | 1986-87 | 65 | |
| Thrush, Varied, in Pa. | 1970 | 36 | |
| Thrush, Varied, in Pa. | 1973 | 25 | |
| Thrush, Wood | 1910 | 21 | |
| Thrush, Wood | 1949 | 23 | |
| Thrush, Wood | 1960 | 16 | |
| Tinicum National Environmental Center, Pa. | 1951-52 | 28 | |
| Tinicum National Environmental Center, Pa. | 1959 | 3,20 | |
| Tinicum National Environmental Center, Pa. | 1960 | 10 | |
| Tinicum National Environmental Center, Pa. | 1965-66 | 30 | |
| Tinicum National Environmental Center, Pa. | 1966-67 | 25 | |
| Tinicum National Environmental Center, Pa. | 1970 | 21 | |
| Tinicum National Environmental Center, Pa. | 1973 | 26 | |
| Tinicum National Environmental Center, Pa. | 1979 | 22 | |
| Tinicum National Environmental Center, Pa. | 1980-81 | 82,84 | |
| Tinicum National Environmental Center, Pa. | 1982-83 | 60,66 | |
| Tinicum National Environmental Center, Pa. | 1986-87 | 44 | |
| Titian Ramsey Peale | 1915 | 1 | |
| Titmouse, hybrid | 1957 | 23 | |
| Titmouse, Tufted | 1977-78 | 43 | |
| Tocks Island, N.J. | 1970 | 36 | |
| Towhee, Green-tailed, in Del. | 1966-67 | 26 | |
| Towhee, Green-tailed, in N.J. | 1976 | 28 | |
| Towhee, Green-tailed, in Pa. | 1986-87 | 66 | |
| Trespassing of the Rose-breasted Grosbeak (Zameiodie ludoviciana) in the Carolinian Fauna | 1901 | 32 | |
| Tribal Nesting of the Pine Siskin in Pennsylvania | 1951 | 4 | |
| Two Moments of Drama | 1944 | 22 | |
| Two Red Letter Field Days | 1927-28 | 18 | |
| Two Unusual Phenomena of Migrating Birds | 1966-67 | 28 | |
| Type Birds of Eastern Pennsylvania and New Jersey | 1907 | 17 | |
| Uncommon Snipe, The | 2002-03 | 25 | |
| Unpublished Poem of Alexander Wilson, An | 1910 | 9 | |
| Unusual Flight of White Herons in 1902, The | 1902 | 15 | |
| Unusual Nesting Site of the Least Bittern, at Camden, N.J. | 1916 | 14 | |
| Update of the Status of Birds in the John Heinz NWR at Tinicum and Adjacent Areas in Phila. And Delaware Counties, PA 1988-1994 | 1996-97 | 3 | |
| Update of the Status of Birds in the John Heinz NWR at Tinicum and Adjacent Areas of Philadelphia and Delaware Counties, PA 1995-2001 | 2000-01 | 27 | |
| Valley Forge Audubon Society Bird-banding in Chester County, Pennsylvania | 1984-85 | 55 | |
| Valley of the Tacony, The | 1914 | 17 | |
| Villanova, Pa. | 1984-85 | 83 | |
| Vireo, Bell's, in Md. | 1982-83 | 63 | |
| Vireo, Bell's, in Md. | 1986-87 | 67 | |
| Vireo, Solitary | 1906 | 10 | |
| Vocalizations of the Female Black Rail | 1971-72 | 24 | |
| Vultures, Black | 1977-78 | 50 | |
| Vultures, Turkey | 1913 | 30 | |
| Vultures, Turkey | 1949 | 22 | |
| Walk to the Paoli Pine Barrens, A | 1901 | 24 | |
| Walks and Birds, a May Morning at Tinicum | 1996-97 | 9 | |
| Warbler, Audubon's, in Pa. | 1966-67 | 30 | |
| Warbler, Blackburnian, in Pa. | 1910 | 28 | |
| Warbler, Black-throated Gray, in N.J. | 1961-62 | 23 | |
| Warbler, Black-throated Gray, in N.J. | 1963 | 39 | |
| Warbler, Black-throated Gray, in Pa. | 1973 | 27 | |
| Warbler, Brewster's, in N.J. | 1984-85 | 86 | |
| Warbler, Cerulean, in Pa. | 1951 | 35 | |
| Warbler, Cerulean, in Pa. | 1979 | 24 | |
| Warbler, Connecticut, in Pa. | 1984-85 | 88 | |
| Warbler, flight in Cape May | 1964 | 38 | |
| Warbler, Golden-winged, in Pa. | 1965-66 | 32 | |
| Warbler, Hooded | 1957 | 17 | |
| Warbler, Lawrence's, in Pa. | 1977-78 | 49 | |
| Warbler, Lawrence's, in Pa. | 1984-85 | 87 | |
| Warbler, Mourning, in Pa. | 1908 | 9 | |
| Warbler, Mourning, in Pa. | 1979 | 25 | |
| Warbler, Mourning, in Pa. | 1980-81 | 80 | |
| Warbler, Myrtle (see Yellow-rumped) | |||
| Warbler, Nashville, in Dec., in Pa. | 1979 | 21 | |
| Warbler, Prairie, in winter, in N.J. | 1966-67 | 29 | |
| Warbler, Prothonotary | 1915 | 24 | |
| Warbler, Prothonotary, in N.J. | 1951 | 35 | |
| Warbler, Prothonotary, in Pa. | 1957 | 17 | |
| Warbler, Prothonotary, in Pa. | 1982-83 | 63 | |
| Warbler, Sutton's, in Pa. | 1984-85 | 87 | |
| Warbler, Swainson's, in N.J. | 1984-85 | 85 | |
| Warbler, Townsend's, in N.J. | 1977-78 | 51 | |
| Warbler, Virginia's, in N.J. | 1963 | 37 | |
| Warbler, Yellow-rumped, in Pa. | 1951 | 10 | |
| Warbler, Yellow-rumped, in Pa. | 1959 | 26 | |
| Warbler, Yellow-throated, in N.J. | 1970 | 36 | |
| Warren Co., Pa. | 1908 | 9 | |
| Water Birds | 1922-24 | 10 | |
| Water Birds of the Middle Delaware Valley | 1903 | 43 | |
| Water Birds on an Inland Reservoir | 1931-32 | 21 | |
| Waterbirds of Little Creek | 1963 | 22 | |
| Waterfowl Records for Springton Reservoir and Vicinity, Fall Migration 1945 | 1945 | 41 | |
| Waxwing, Bohemian, in N.J. | 1961-62 | 21 | |
| Waxwing, Cedar | 1963 | 37 | |
| West Chester Reservoir | 1946 | 32 | |
| West Chester Reservoir, Pa. | 1946 | 32 | |
| West Grove, Pa. | 1977-78 | 26 | |
| Wheatear, Northern, in N.J. | 1970 | 33 | |
| Wheatear, Northern, in Pa. | 1984-85 | 84 | |
| Whimbrel, in Pa. | 1984-85 | 78 | |
| White-faced Storm-Petrel at the Baltimore Canyon, Maryland | 1992-93 | 17 | |
| White-fronted Goose in New Jersey | 1958 | 5 | |
| Whitman (Walt) Ornithology, A | 1945 | 12 | |
| Willet | 1943 | 27 | |
| Wilson, Alexander | 1905 | 2 | |
| Wilson, Alexander | 1906 | 7 | |
| Wilson, Alexander | 1907 | 19 | |
| Wilson, Alexander | 1908 | 1 | |
| Wilson, Alexander | 1913 | 1 | |
| Wilson, Alexander, An unpublished poem of | 1910 | 9 | |
| Wilson, Audubon, Ord and a Flycatcher | 2002-03 | 11 | |
| Wilsoniana | 1913 | 1 | |
| Winter Bird Life in the Pocono Mountains, Pennsylvania | 1906 | 35 | |
| Winter Birds at a Center City, Philadelphia, Location November 1966-April 1967 | 1968- 69 | 47 | |
| Winter Birds, Delaware | 1904 | 42 | |
| Winter Food of the Long-eared owl in Central Pennsylvania | 1984-85 | 38 | |
| Winter Prairie Warbler Record at Cape May, New Jersey | 1966-67 | 29 | |
| Wintering Blue Grosbeak in Cumberland County, New Jersey | 1990-91 | 29 | |
| Wintering Eagle Populations in Southern New Jersey | 1980-86 | ||
| Wintering Eagle Populations in Southern New Jersey | 1984-85 | 50 | |
| Wintering Pine Warblers in Philadelphia, Pennsylvania | 1992-93 | 25 | |
| Wissahickon | 1961-62 | 2 | |
| Wissahickon Valley | 1977-78 | 6 | |
| Wissahickon, records | 1951-52 | 25 | |
| Wissahickon, upper | 1973 | 10 | |
| Wood Thrush Song, The | 1960 | 16 | |
| Wood Thrush, The | 1910 | 21 | |
| Woodpecker, Black-backed, in Pa. | 1957 | 22 | |
| Woodpecker, Black-backed, in Pa. | 1963 | 39 | |
| Woodpecker, Ivory-billed | 1900 | 8 | |
| Woodpecker, Ivory-billed | 1938-41 | 25 | |
| Woodpecker, Pileated | 1919 | 14 | |
| Woodpecker, Pileated, in N.J. | 1973 | 27 | |
| Woodpecker, Pileated, in N.J. | 1984-85 | 83 | |
| Woodpecker, Red-headed | 1903 | 6 | |
| Woodpecker, Red-headed, albino | 1977-78 | 52 | |
| Wren, Bewick's, in N.J. | 1963 | 37 | |
| Wren, Carolina | 1977-78 | 45 | |
| Wren, Carolina, in Pa. | 1974-75 | 40 | |
| Wren, House | 1960 | 17 | |
| Wren, House, albino | 1949 | 23; | |
| Wren, House, unusual nest contents | 1971-72 | 45 | |
| Wren, Long-billed Marsh, (see Marsh Wren) | |||
| Wren, Marsh | 1904 | 14 | |
| Wren, Marsh | 1904 | 66 | |
| Wren, Sedge | 1904 | 17 | |
| Wren, Short-billed Marsh, (see Sedge Wren) | |||
| Wyncote, Pa. | 1979 | 13 | |
| Wyoming Co., Pa. | 1898-99 | 20 | |
| Yellow-winged Sparrow (Ammodramus savannarum passerinus) in Eastern Pennsylvania | 1901 | 28 | |
| Yellow-winged Sparrow (Ammodramus savannarum passerinus) in Eastern Pennsylvania | 1901 | 28 | |
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