Title Genres Topics Date (Start) Date (End)
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
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
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
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 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 Hank Zaletel, August 7, 1979 Field notes Bird declines Bird watching Birds--Counting Birds--Research 1979-08-07 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
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
Fred Lesher letter to Thomas H. Kent regarding bird sightings in West Des Moines, Iowa, August 16, 1982 Correspondence Field notes Bird declines Bird watching Birds--Research Ornithology--Methodology Vireonidae | Vireos 1982-08-16 N/A
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
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
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
Marie E. Spears Tiemann and Jean B. Braley letter to James J. Dinsmore regarding summer bird sightings, July 31, 1997 Correspondence Field notes Bird declines Bird watching Birds--Nests 1997-07-31 N/A