Title Genres Topics Date (Start) Date (End)
Field notes contributed by David L. Dankert, spring 1996 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Anseriformes | Ducks, Geese, and Swans Scolopacidae | Sandpipers, Phalaropes, and allies Parulidae | Warblers Piciformes | Woodpeckers and allies Emberizidae | Sparrows 1996-03-01 1996-05-31
Field notes contributed by David L. Dankert, summer 1992 Field notes Forms (documents) Bird watching Birds--Counting Weather Birds--Infancy 1992-06-01 1992-07-31
Field notes contributed by David L. Dankert, summer 1993 Field notes Forms (documents) Bird feeders Bird watching Birds--Counting 1993-06-01 1993-07-31
Field notes contributed by Diane C. Porter, August 1, 1991 Field notes Forms (documents) Bird watching Birdsongs Weather Birds--Infancy Birds--Feeding and feeds 1991-08-01 N/A
Field notes contributed by Dick Bierman, Cherokee, Iowa, fall 1984 Field notes Forms (documents) Bird banding Bird watching 1984-08-01 1984-11-30
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, fall 1992 Field notes Forms (documents) Bird feeders Bird watching Birds--Counting Birds--Identification 1992-08-01 1992-11-30
Field notes contributed by Dick Bierman, fall 1995 Field notes Forms (documents) Bird feeders Bird watching Birds--Counting Birds--Identification 1995-08-01 1995-11-30
Field notes contributed by Dick Bierman, spring 1982 Field notes Forms (documents) Bird watching Birds--Nests 1982-03-01 1982-05-31
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, spring 1987 Field notes Forms (documents) Bird watching Birds--Nests Weather 1987-03-01 1987-05-31
Field notes contributed by Dick Bierman, spring 1988 Field notes Forms (documents) Bird watching Birds--Eggs Birds--Nests 1988-03-01 1988-05-31
Field notes contributed by Dick Bierman, summer 1985 Field notes Forms (documents) Bird watching Birds--Nests Birds--Infancy 1985-06-01 1985-07-31
Field notes contributed by Dick Bierman, summer 1989 Field notes Forms (documents) Bird banding Bird populations Bird watching Birds--Counting Birds--Nests 1989-06-01 1989-07-31
Field notes contributed by Dick Bierman, summer 1991 Field notes Forms (documents) Bird watching 1991-06-01 1991-07-31
Field notes contributed by Dick Bierman, summer 1993 Field notes Forms (documents) Bird banding Bird declines Bird watching Birds--Counting Birds--Nests Birds--Infancy 1993-06-01 1993-07-31
Field notes contributed by Doug Reeves, May 30, 1985 Correspondence Field notes Forms (documents) Bird watching Birds--Habitat Birdsongs 1985-05-30 N/A
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, June 1, 1982 Field notes Forms (documents) Bird watching Parulidae | Warblers 1982-06-01 N/A
Field notes contributed by Douglas C. Harr, Larchwood, Iowa, May 31, 1984 Field notes Forms (documents) Bird populations Bird watching Fringillidae | Finches 1984-05-31 N/A
Field notes contributed by Douglas C. Harr, November 28, 1984 Field notes Forms (documents) Bird watching Water birds Weather Birds--Infancy 1984-11-28 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 1982 Field notes Forms (documents) Bird watching Birds--Counting 1982-08-01 1982-11-30
Field notes contributed by Francis L. Moore, fall 1984 Field notes Forms (documents) Bird watching Birds--Identification Rare birds 1984-08-01 1984-11-30
Field notes contributed by Francis L. Moore, spring 1982 Field notes Forms (documents) Bird watching Charadriidae | Plovers Scolopacidae | Sandpipers, Phalaropes, and allies Parulidae | Warblers 1982-03-01 1982-05-31