Title Genres Topics Date (Start) Date (End)
Field notes contributed by Dennis L. Carter, December 2, 1991 Field notes Bird watching Birds--Counting Birds--Research Parulidae | Warblers Birds--Infancy Birds--Feeding and feeds 1991-12-02 N/A
Field notes contributed by Dick Bierman, Cherokee, Iowa, spring 1984 Field notes Forms (documents) Bird watching Birds--Research 1984-03-01 1984-05-31
Field notes contributed by Dick Bierman, spring 1980 Field notes Reports Bird watching Birds--Counting Birds--Nests Birds--Research Ornithology--Methodology Turdidae | Thrushes 1980-03-01 1980-05-31
Field notes contributed by Dick Bierman, spring 1983 Field notes Forms (documents) Reports Bird watching Birds--Counting Birds--Migration Birds--Research Ornithology--Methodology Parulidae | Warblers Weather 1983-03-01 1983-05-31
Field notes contributed by Dick Bierman, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Nests Birds--Research Ornithology--Methodology 1981-06-01 1981-07-31
Field notes contributed by Dick Bierman, 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 Douglas C. Harr, February 25, 1983 Correspondence Field notes Forms (documents) Animal migration--Climatic factors Bird watching Birds--Research Ornithology--Methodology Weather 1983-02-25 N/A
Field notes contributed by Douglas C. Harr, November 30, 1981 Field notes Bird watching Birds--Research Ornithology--Methodology 1981-11-30 N/A
Field notes contributed by Eric G. Joranson, March 15, 1980 Field notes Bird watching Birds--Behavior Birds--Research 1980-03-15 N/A
Field notes contributed by Francis L. Moore with verifying documentation, summer 1981 Field notes Forms (documents) Reports Bird watching Birds--Counting Birds--Nests Birds--Research Tyrannidae | Flycatchers Ornithology--Methodology Rare birds Parulidae | Warblers 1981-07-05 N/A
Field notes contributed by Francis L. Moore, fall 1981 Field notes Bird watching Birds--Research Laridae | Gulls and Terns Ornithology--Methodology Scolopacidae | Sandpipers, Phalaropes, and allies Parulidae | Warblers 1981-08-01 1981-11-30
Field notes contributed by Fred K. Thompson, winter 1979-1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology 1979-12-01 1980-02-28
Field notes contributed by Frederick W. Kent for spring 1966 Field notes Bird watching Birds--Migration Birds--Research Anseriformes | Ducks, Geese, and Swans Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Weather 1966-03-01 1966-05-31
Field notes contributed by George E. Crossley, spring 1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology 1980-03-01 1980-05-31
Field notes contributed by Gladys Black, winter 1978-1979 Field notes Reports Bird watching Birds--Counting Birds--Research Columbiformes | Doves and Pigeons Alaudidae | Larks Phasianidae | Pheasants, Turkeys, and Grouse Fringillidae | Finches 1978-12-01 1979-02-28
Field notes contributed by Gordon Brand, Orange City, Iowa, spring 1984 Field notes Bird watching Birds--Research Weather 1984-03-01 1984-05-31
Field notes contributed by Hank and Linda Zaletel, winter 1979-1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology 1979-12-01 1980-02-28
Field notes contributed by Hank and Linda Zaletel, February 26, 1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology 1980-02-26 N/A
Field notes contributed by Hank Zaletel, August 7, 1979 Field notes Bird declines Bird watching Birds--Counting Birds--Research 1979-08-07 N/A
Field notes contributed by Hank Zaletel, fall 1981 Field notes Bird watching Birds--Research Nocturnal birds Ornithology--Methodology Fringillidae | Finches 1981-08-01 1981-11-30
Field notes contributed by Hank Zaletel, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology Emberizidae | Sparrows 1981-06-01 1981-07-31
Field notes contributed by Hank Zaletel, summer 1985 Field notes Bird watching Birds--Identification Birds--Nests Birds--Research 1685-06-01 1985-07-31
Field notes contributed by Ione Getscher, November 30, 1981 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1981-11-30 N/A
Field notes contributed by James J. Dinsmore, spring 1984 Field notes Bird watching Birds--Research 1984-03-01 1984-05-31
Field notes contributed by James J. Dinsmore with a letter and verifying documentation, fall 1982 Correspondence Field notes Bird watching Birds--Habitat Birds--Identification Birds--Research Ornithology--Methodology Rare birds 1981-08-01 1981-11-30