Title Genres Topics Date (Start) Date (End)
Field notes contributed by Hank Zaletel, August 7, 1979 Field notes Bird declines Bird watching Birds--Counting Birds--Research 1979-08-07 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
John Van Dyke letter to Carl J. Bendorf regarding bird sightings, December 3, 1986 Correspondence Field notes Bird declines Bird watching Birds--Counting Birds--Migration 1986-12-03 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
Richard Jule Hollis email to James J. Dinsmore regarding a Cliff Swallow sighting, July 3, 1997. Correspondence Bird declines Bird watching 1997-07-03 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 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
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
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
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
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
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 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
1977 Spring Report, parts I and II Field notes Bird declines Bird populations Bird watching Birds--Migration 1977-03-01 1977-05-31
Walter Rosene interview with WHO Radio Interviews Bird declines Bird populations Birds--Extinction Birds--Migration Extinct birds N/A N/A