Title Genres Topics Date (Start) Date (End)
Field notes contributed by John Van Dyk, August 1, 1997 Field notes Reports Bird declines Bird watching Birds--Counting Birds--Identification Birds--Migration Birds--Nests Scolopacidae | Sandpipers, Phalaropes, and allies Charadriiformes | Shore-birds, Gulls, and Auks Weather 1997-08-01 N/A
Field notes contributed by John Van Dyk, December 1, 1992 Field notes Reports Bird declines Bird watching Birds--Counting Birds--Migration Accipitridae | Hawks and Eagles Hirundinidae | Swallows Parulidae | Warblers Weather Songbirds Emberizidae | Sparrows 1992-12-01 N/A
Field notes contributed by John Van Dyk, December 2, 1981 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Hirundinidae | Swallows Parulidae | Warblers 1981-12-02 N/A
Field notes contributed by John Van Dyk, December 3, 1982 Field notes Bird watching Birds--Migration Scolopacidae | Sandpipers, Phalaropes, and allies Fringillidae | Finches Parulidae | Warblers Weather 1982-12-03 N/A
Field notes contributed by John Van Dyk, fall 1979 Field notes Reports Bird watching Birds--Migration Birds--Research Podicipediformes | Grebes Accipitridae | Hawks and Eagles Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Bombycillidae | Waxwings Weather 1979-08-01 1979-11-30
Field notes contributed by John Van Dyk, fall 1993 Field notes Reports Bird watching Birds--Counting Birds--Identification Birds--Migration Anseriformes | Ducks, Geese, and Swans Accipitridae | Hawks and Eagles Parulidae | Warblers Weather Emberizidae | Sparrows 1993-08-01 1993-11-30
Field notes contributed by John Van Dyk, June 1, 1979 Field notes Reports Bird declines Bird watching Birds--Migration Tyrannidae | Flycatchers Accipitridae | Hawks and Eagles Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Weather 1979-06-01 N/A
Field notes contributed by John Van Dyk, June 1, 1987 Field notes Bird feeders Bird watching Birds--Migration Birds--Nests Birds--Research Anseriformes | Ducks, Geese, and Swans Tyrannidae | Flycatchers Fringillidae | Finches Vireonidae | Vireos Parulidae | Warblers Weather 1987-06-01 N/A
Field notes contributed by John Van Dyk, May 27, 1980 Field notes Bird watching Birds--Migration Birdsongs Podicipediformes | Grebes Fringillidae | Finches Parulidae | Warblers Weather 1980-03-01 1980-05-31
Field notes contributed by John Van Dyk, spring 1983 Field notes Reports Bird feeders Bird populations Bird watching Birds--Migration Birds--Research Anseriformes | Ducks, Geese, and Swans Accipitridae | Hawks and Eagles Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Vireonidae | Vireos Parulidae | Warblers Weather Emberizidae | Sparrows 1983-03-01 1983-05-31
Field notes contributed by John Van Dyk, spring 1996 Field notes Reports Bird watching Birds--Counting Birds--Identification Birds--Migration Anseriformes | Ducks, Geese, and Swans Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Turdidae | Thrushes Vireonidae | Vireos Parulidae | Warblers Weather Emberizidae | Sparrows 1996-03-01 1996-05-31
Field notes contributed by Joseph P. Schaufenbuel, May 31, 1980 Field notes Bird watching Birds--Breeding Birds--Identification Birds--Migration Birdsongs 1980-05-31 N/A
Field notes contributed by Joseph P. Schaufenbuel, September 29, 1977 Field notes Bird watching Birds--Counting Birds--Migration 1977-09-29 N/A
Field notes contributed by Joseph P. Schaufenbuel, spring 1979 Field notes Reports Bird watching Birds--Migration 1979-03-01 1979-05-31
Field notes contributed by Joseph P. Schaufenbuel, winter 1982-1983 Field notes Reports Bird watching Birds--Counting Birds--Identification Birds--Migration 1982-12-01 1983-02-28
Field notes contributed by Lee A. Schoenewe, spring 1992 Field notes Forms (documents) Bird watching Birds--Migration Birds--Nests Birdsongs Parulidae | Warblers 1992-03-01 1992-05-31
Field notes contributed by Marie E. Spears Tiemann and Jean B. Braley, spring 1996 Field notes Bird feeders Bird watching Birds--Counting Birds--Identification Birds--Migration Scolopacidae | Sandpipers, Phalaropes, and allies Charadriiformes | Shore-birds, Gulls, and Auks 1996-03-01 1996-05-31
Field notes contributed by Marion M. Brewer, spring 1983 Field notes Forms (documents) Reports Bird watching Birds--Counting Birds--Migration Birds--Research Ornithology--Methodology Scolopacidae | Sandpipers, Phalaropes, and allies Parulidae | Warblers Water birds 1983-03-01 1983-05-31
Field notes contributed by Paul Martsching, spring 1996 Field notes Reports Bird watching Birds--Counting Birds--Identification Birds--Migration Parulidae | Warblers Weather 1996-03-01 1996-05-31
Field notes contributed by Pearl Knoop, Marble Rock, Iowa, spring 1984 Field notes Forms (documents) Bird watching Birds--Migration Tyrannidae | Flycatchers Fringillidae | Finches Hirundinidae | Swallows Parulidae | Warblers 1984-03-01 1984-05-31
Field notes contributed by Peter C. Petersen, fall 1993 Field notes Reports Bird feeders Bird watching Birds--Counting Birds--Identification Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers 1993-08-01 1993-11-30
Field notes contributed by Peter Ernzen, fall 1992 Field notes Reports Bird watching Birds--Identification Birds--Migration Vireonidae | Vireos Parulidae | Warblers 1992-08-01 1992-11-30
Field notes contributed by Peter P. Wickham, spring 1982 Field notes Forms (documents) Bird watching Birds--Migration Laridae | Gulls and Terns Weather 1982-03-01 1982-05-31
Field notes contributed by Randall Pinkston, fall 1992 Field notes Reports Bird watching Birds--Counting Birds--Identification Birds--Migration Weather 1992-08-01 1992-11-30
Field notes contributed by Raymond L. Cummins, fall 1987 Correspondence Field notes Forms (documents) Bird watching Birds--Counting Birds--Migration Birdsongs Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Vireonidae | Vireos Parulidae | Warblers Emberizidae | Sparrows 1987-08-01 1987-11-30