Title Genres Topics Date (Start) Date (End)
1977 Spring Report, parts I and II Field notes Bird declines Bird populations Bird watching Birds--Migration 1977-03-01 1977-05-31
Field reports form for submitting seasonal observations of Iowa birds and letter to James J. Dinsmore contributed by James P. Sandrock, August 2, 1987 Correspondence Field notes Forms (documents) Bird declines Bird populations Bird watching Birds--Counting Birds--Identification Birdsongs 1987-08-02 N/A
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
Gladys Black letter to Nicholas S. Halmi regarding bird sightings, June 2, 1977 Correspondence Field notes Bird declines Bird populations Bird watching Birds--Eggs 1977-06-02 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
Herb Dorow letter to Nicholas S. Halmi regarding bird sightings, February 15, 1977 Correspondence Field notes Bird declines Bird watching 1977-02-15 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
J. Donald Gillaspey letter to Ruth Buckles regarding bird sightings, January 12, 1977 Correspondence Field notes Bird declines Bird watching Birds--Counting Accipitridae | Hawks and Eagles Laniidae | Shrikes 1977-01-12 N/A
Marie Carlson letter to Nicholas S. Halmi regarding bird sightings, February 9, 1977 Correspondence Field notes Bird declines Bird populations Bird watching Birds--Research Ornithology--Methodology 1977-02-09 N/A
Gladys Black letter to Vernon M. Kleen regarding bird sightings, January 10, 1977 Correspondence Field notes Maps (documents) Bird declines Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1977-01-10 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 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 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
Bluestem Flyer, Volume 20, Number 3, November 1985 Newsletters Bird declines Bird watching Stercorariidae | Jaegers Local government and environmental policy Ornithology--Societies, etc Meetings Parks--Iowa 1985-11-01 1985-11-30
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
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
Field reports, John Van Dyk, fall 1990 Correspondence Field notes Bird declines Bird watching Birds--Identification Rare birds Parulidae | Warblers Weather 1990-08-01 1990-12-01
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
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
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
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
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
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
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
Tanya Bray letter and field report to Thomas H. Kent, November 29, 1982 Correspondence Field notes Bird declines Bird watching Birds--Habitat Birds--Migration Birds--Nests Birds--Research Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Vireonidae | Vireos Parulidae | Warblers 1982-11-29 N/A