Title Genres Topics Date (Start) Date (End)
Field notes contributed by Douglas C. Harr, July 27, 2000 Field notes Bird watching Birds--Counting Birds--Nests Weather Birds--Infancy 2000-07-27 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, February 28, 1984 Field notes Bird watching 1984-02-28 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, May 28, 1996 Field notes Reports Bird watching Birds--Counting Birds--Identification Birds--Migration Scolopacidae | Sandpipers, Phalaropes, and allies Weather 1996-05-28 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 Douglas C. Harr, November 30, 1981 Field notes Bird watching Birds--Research Ornithology--Methodology 1981-11-30 N/A
Field notes contributed by Douglas Harr, fall 1983 Field notes Surveys (documents) Bird watching Birds of prey Charadriiformes | Shore-birds, Gulls, and Auks Water birds Weather 1983-08-01 1983-11-30
Field notes contributed by Ed Weiner, summer 1987 Field notes Reports Bird watching Birds--Nests Birds--Infancy 1987-06-01 1987-07-31
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 Erik Munson, fall 1986 Field notes Bird watching Birds--Counting Birds--Identification Parulidae | Warblers 1986-08-01 1986-11-30
Field notes contributed by Erik Munson, spring 1987 Field notes Bird watching 1987-03-01 1987-05-31
Field notes contributed by Erik Munson, summer 1986 Field notes Bird watching Birds--Identification Birds--Nests Birds--Infancy 1986-06-01 1986-07-31
Field notes contributed by Erik Munson, summer 1987 Field notes Reports Bird watching Birds--Counting Birds--Eggs Birds--Nests 1987-06-01 1987-07-31
Field notes contributed by Erik Munson, summer 1988 Field notes Bird watching Birds--Eggs Birds--Nests Birdsongs Birds--Infancy 1988-06-01 1988-07-31
Field notes contributed by Eugene and Eloise Armstrong, November 28, 1984 Field notes Bird watching 1984-11-28 N/A
Field notes contributed by Eugene Armstrong and Eloise Armstrong, fall 1987 Field notes Reports Bird watching Birds--Identification Birdsongs 1987-08-01 1987-11-30
Field notes contributed by Eugene Armstrong and Eloise Armstrong, spring 1987 Field notes Bird watching Birds--Identification 1987-03-01 1987-05-31
Field notes contributed by Eugene Armstrong and Eloise Armstrong, summer 1988 Field notes Bird watching Birds--Nests Birdsongs Birds--Infancy 1988-06-01 1988-07-31
Field notes contributed by Eugene Armstrong and Eloise Armstrong, summer 1989 Field notes Reports Bird watching Birdsongs Birds--Infancy 1989-06-01 1989-07-31
Field notes contributed by Eugene Armstrong, Eloise Armstrong, and Dennis Thompson, summer 1987 Field notes Reports Bird watching Birds--Behavior Birds--Identification Birds--Nests Birds--Infancy 1987-06-01 1987-07-31
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 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