Title Genres Topics Date (Start) Date (End)
Field notes and Beth Proescholdt letter, fall 1991 Correspondence Field notes Bird watching Birds--Migration Accipitridae | Hawks and Eagles Weather 1991-08-01 1991-11-30
Field notes and Douglas C. Harr letter to James J. Dinsmore regarding bird sightings, July 25, 1985 Correspondence Field notes Bird watching Weather Birds--Infancy 1985-07-25 N/A
Field notes and John Van Dyk letter to James J. Dinsmore, summer 1996 Correspondence Field notes Bird declines Bird watching Birds--Migration Birdsongs Weather Birds--Infancy Birds--Feeding and feeds 1996-06-01 1996-07-31
Field notes and letter from Barbara L. Wilson to Thomas H. Kent regarding spring bird sightings, June 1, 1983 Correspondence Field notes Reports Bird populations Bird watching Birds--Identification Birds--Nests Anseriformes | Ducks, Geese, and Swans Tyrannidae | Flycatchers Podicipediformes | Grebes Laridae | Gulls and Terns Accipitridae | Hawks and Eagles Ornithology--Methodology Fringillidae | Finches Hirundinidae | Swallows Turdidae | Thrushes Vireonidae | Vireos Parulidae | Warblers Water birds Weather Emberizidae | Sparrows 1983-06-01 N/A
Field notes and letter to James J. Dinsmore contributed by Tanya Bray, July 31, 1989 Correspondence Field notes Reports Bird populations Birds--Counting Weather 1989-07-31 N/A
Field notes and letter to Thomas H. Kent contributed by James J. Dinsmore, June 3, 1996 Correspondence Field notes Bird kills Bird watching Birds--Counting Birds--Identification Birds--Migration Birds--Nests Parulidae | Warblers Weather 1996-06-03 N/A
Field notes and letter to Thomas H. Kent contributed by Peter Ernzen, spring 1996 Correspondence Field notes Reports Bird watching Birds--Behavior Birds--Counting Birds--Identification Parulidae | Warblers Weather 1996-03-01 1996-05-31
Field notes contributed by Babs Padelford and Loren Padelford, spring 1992 Field notes Bird watching Birds--Counting Birdsongs Parulidae | Warblers Weather 1992-03-01 1992-05-31
Field notes contributed by Barbara L. Wilson, spring 1984 Correspondence Field notes Bird watching Birds--Food Birds--Migration Weather 1984-03-01 1984-05-31
Field notes contributed by Barbara L. Wilson, spring 1987 Field notes Bird feeders Bird kills Bird watching Birds--Nests Birdsongs Weather 1987-03-01 1987-05-31
Field notes contributed by Barbara L. Wilson, summer 1980 Field notes Forms (documents) Bird kills Bird watching Birds--Counting Birds--Nests Birdsongs Anseriformes | Ducks, Geese, and Swans Weather Birds--Infancy 1980-06-01 1980-07-31
Field notes contributed by Barbara L. Wilson, summer 1984 Correspondence Field notes Bird kills Bird watching Birds--Habitat Birds--Nests Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Water birds Weather 1984-06-01 1984-07-31
Field notes contributed by Barbara L. Wilson, winter 1983-1984 Correspondence Field notes Bird kills Bird watching Weather 1983-12-01 1984-02-28
Field notes contributed by Bart M. Ballard, summer 1986 Field notes Bird watching Birds--Nests Weather 1986-06-01 1986-07-31
Field notes contributed by Beth Proescholdt, fall 1982 Field notes Forms (documents) Bird watching Birds--Counting Birds--Migration Fringillidae | Finches Parulidae | Warblers Weather N/A N/A
Field notes contributed by Beth Proescholdt, spring 1982 Field notes Forms (documents) Birds--Migration Fringillidae | Finches Turdidae | Thrushes Vireonidae | Vireos Parulidae | Warblers Weather 1982-03-01 1982-05-31
Field notes contributed by Beth Proescholdt, winter 1981-1982 Field notes Bird watching Weather 1981-12-01 1982-02-28
Field notes contributed by Beth Proescholdt, winter 1982-1983 Field notes Reports Bird feeders Bird watching Birds--Counting Birds--Research Weather 1982-12-01 1983-02-28
Field notes contributed by Betty Walters, February 24, 1982 Field notes Forms (documents) Bird watching Weather 1982-02-24 N/A
Field notes contributed by Carl J. Bendorf, winter 1981-1982 Field notes Bird watching Weather 1981-12-01 1982-02-28
Field notes contributed by Carol A. Alexander, winter 1992-1993 Correspondence Field notes Birds--Behavior Birds--Identification Rare birds Weather 1992-12-01 1993-02-28
Field notes contributed by Conrad F. Schlemmer, Council Bluffs, Iowa, winter 1983-1984 Correspondence Field notes Bird watching Weather 1983-12-01 1984-02-28
Field notes contributed by Conrad F. Schlemmer, fall 1984 Field notes Bird watching Birds--Identification Weather 1984-08-01 1984-11-30
Field notes contributed by Conrad F. Schlemmer, winter 1979-1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology Weather 1979-12-01 1980-02-28
Field notes contributed by Dale Stone, spring 1992 Field notes Forms (documents) Bird watching Birds--Counting Weather Birds--Feeding and feeds 1992-03-01 1992-05-31