Title Genres Topics Date (Start) Date (End)
Joe Kennedy letter to Peter C. Petersen regarding field notes for Des Moines, Iowa for summer, 1965 Field notes Bird declines Bird populations Bird watching Birds--Migration 1965-06-01 1965-07-31
1977 Spring Report, parts I and II Field notes Bird declines Bird populations Bird watching Birds--Migration 1977-03-01 1977-05-31
Audubon field notes for Des Moines, winter 1963-1964 Field notes Bird declines Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-12-01 1964-02-28
Audubon field notes for winter 1964-1965 contributed by Frederick W. Kent Field notes Bird declines Bird populations Bird watching Birds--Migration 1964-12-01 1965-02-28
Audubon field notes for winter 1964-1965 contributed by Woodward H. Brown, April 3, 1965 Field notes Bird declines Bird watching Birds--Migration Icteridae | Blackbirds, Orioles, Meadowlarks, and allies 1965-04-03 N/A
Audubon field notes summer migration 1964 contributed by Woodward H. Brown Field notes Bird declines Bird populations Bird watching Birds--Migration Birds--Nests Birds--Research Ornithology--Methodology Weather 1964-06-01 1964-07-31
Barbara L. Wilson letter to Thomas H. Kent regarding field notes, November 25, 1982 Correspondence Field notes Bird declines Bird watching Birds--Counting Birds--Migration Birds--Nests Phasianidae | Pheasants, Turkeys, and Grouse Weather 1982-11-25 N/A
Bery Engebretsen letter to Thomas H. Kent regarding fall bird sightings, December 4, 1992 Correspondence Field notes Bird declines Bird watching Birds--Counting Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Scolopacidae | Sandpipers, Phalaropes, and allies 1992-12-04 N/A
Dean Mosman letter to Nicholas S. Halmi regarding bird sightings at Saylorville Dam, February 14, 1977 Correspondence Field notes Bird declines Bird watching Birds of prey 1977-02-14 N/A
Dean Mosman letter to Thomas H. Kent regarding summer bird sightings, July 29, 1981 Correspondence Field notes Bird declines Bird populations Bird watching Birds--Nests Birds--Research Ornithology--Methodology 1981-07-29 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 contributed by Beth Proescholdt, Liscomb, Iowa, spring 1984 Correspondence Field notes Forms (documents) Bird declines Bird watching Parulidae | Warblers 1984-03-01 1984-05-31
Field notes contributed by Dean Mosman, winter 1982-1983 Field notes Reports Bird declines Bird populations Bird watching Weather 1982-12-01 1983-02-28
Field notes contributed by Dennis Thompson, summer 1997 Field notes Reports Bird declines Bird populations Bird watching Birds--Counting 1997-06-01 1997-07-31
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 Hank Zaletel, August 7, 1979 Field notes Bird declines Bird watching Birds--Counting Birds--Research 1979-08-07 N/A
Field notes contributed by Ione Getscher, winter 1981-1982 Field notes Bird declines Bird watching 1981-12-01 1982-02-28
Field notes contributed by J. Donald Gillaspey, spring 1987 Field notes Bird declines Bird watching Birds--Counting Birds--Nests 1987-03-01 1987-05-31
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, 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, winter 1982-1983 Field notes Reports Bird declines Bird populations Bird watching Birds--Research Anseriformes | Ducks, Geese, and Swans Accipitridae | Hawks and Eagles Galliformes | Quails, Pheasants, Turkeys, and Grouse Weather 1982-12-01 1983-02-28
Field notes with additional documentation contributed by Barbara L. Wilson, winter 1981-1982 Field notes Bird declines Bird kills Bird watching Birds--Behavior Birds--Counting Birds--Identification Weather 1981-12-01 1982-02-28
Field report and bird sightings checklist contributed by Peter P. Wickham, summer 1982 Checklists Field notes Bird declines Bird watching Birds--Identification Birds--Nests Birds--Research Ornithology--Methodology Parulidae | Warblers 1982-06-01 1982-07-31
Field report for Spring, April 1 to May 31, 1977 Field notes Bird declines Bird populations Bird watching Habitat (Ecology) 1977-03-01 1977-05-31