Title Genres Topics Date (Start) Date (End)
Field notes contributed by Hank and Linda Zaletel, February 26, 1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology 1980-02-26 N/A
Field notes contributed by Hank and Linda Zaletel, winter 1979-1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology 1979-12-01 1980-02-28
Field notes contributed by George E. Crossley, spring 1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology 1980-03-01 1980-05-31
Field notes contributed by Fred K. Thompson, winter 1979-1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology 1979-12-01 1980-02-28
Field notes contributed by Dick Bierman, spring 1980 Field notes Reports Bird watching Birds--Counting Birds--Nests Birds--Research Ornithology--Methodology Turdidae | Thrushes 1980-03-01 1980-05-31
Field notes contributed by Darwin Koenig, February 13, 1980 Field notes Reports Bird watching Birds--Research Accipitridae | Hawks and Eagles Ornithology--Methodology 1980-02-13 N/A
Field notes contributed by Conrad F. Schlemmer, winter 1979-1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology Weather 1979-12-01 1980-02-28
Field notes contributed by Carl Kurtz, winter 1979-1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology 1979-12-01 1980-02-28
Field notes contributed by Carl J. Bendorf, spring 1980 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1980-03-01 1980-05-31
Winter Birds 97-98 Field notes Birds--Identification Ornithology Rare birds 1997-12-01 1998-02-25
Field reports of Iowa birds, June 6, 1985 Field notes Bird watching Birds--Research Ornithology--Methodology N/A N/A
Spring 1999 late reports, June 17, 1999 Field notes Bird watching Birds--Research Ornithology--Methodology 1999-06-17 N/A
Field reports data, spring 1998, June 12, 1998 Field notes Bird watching Birds--Research Ornithology--Methodology 1998-06-12 N/A
Fall 1994, Woodpeckers to end, December 11, 1994 Field notes Bird watching Birds--Research Ornithology--Methodology Fringillidae | Finches Parulidae | Warblers Piciformes | Woodpeckers and allies Emberizidae | Sparrows 1994-12-11 N/A
Fall 1994, Vultures through Kingfishers, December 10, 1994 Field notes Bird watching Birds--Research Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Strigiformes | Owls Coraciiformes | Kingfishers 1994-12-10 N/A
Fall 1994, Loons through Ducks, December 10, 1994 Field notes Bird watching Birds--Research Anseriformes | Ducks, Geese, and Swans Podicipediformes | Grebes Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Gaviiformes | Loons Ornithology--Methodology 1994-12-10 N/A
Report form for selected species in spring, contributed by Marion M. Brewer, spring 1985 Field notes Forms (documents) Bird watching Birds--Research Ornithology--Methodology 1985-03-01 1985-05-31
Gladys Black letter to Vernon Kleen regarding Red Rock Refuge and the Evening Grosbeak invasion, February 1976 Correspondence Field notes Maps (documents) Bird populations Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1976-02-01 1976-02-29
James L. Hansen letter to Thomas H. Kent regarding spring bird sightings and accompanying field notes, June 1, 1983 Correspondence Field notes Forms (documents) Reports Bird kills Bird watching Birds--Counting Birds--Research Anseriformes | Ducks, Geese, and Swans Ornithology--Methodology Parulidae | Warblers Water birds Weather 1983-06-01 N/A
Letter to W. Ross Silcock regarding data tables for the Christmas bird count report, February 5, 1987 Correspondence Field notes Tables (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1987-02-05 N/A
Letter to Peter C. Petersen regarding bird summer sightings, July 24, 1963 Correspondence Field notes Bird banding Bird watching Birds--Research Ornithology--Methodology Wild animal collecting 1963-07-24 N/A
Ross Silcock letter to Thomas Kent regarding a Smith's Longspur and other bird sighting materials, August 22, 1992 Correspondence Field notes Birds--Identification Ornithology Rare birds 1990-12-29 1992-08-22
Woodward H. Brown letter to Nicholas S. Halmi regarding bird sightings, January 11, 1978 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1978-01-11 N/A
Walter Rosene letter to the United States Bureau of Biological Survey regarding a 1925 bird migration report, January 18, 1926 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Scolopacidae | Sandpipers, Phalaropes, and allies Vireonidae | Vireos Parulidae | Warblers Emberizidae | Sparrows 1926-01-18 N/A
Vernon M. Kleen letter to Peter C. Petersen regarding field notes from the 1960s, January 19, 1989 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1989-01-19 N/A