Title Genres Topics Date (Start) Date (End)
Field notes contributed by Peter C. Petersen, summer 1992 Field notes Reports Bird populations Bird watching Birds--Behavior Birds--Counting Birdsongs 1992-06-01 1992-07-31
Field notes contributed by Sharon Laub, summer 1992 Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Nests 1992-06-01 1992-07-31
Field reports form for submitting seasonal observations of Iowa birds, Matthew Kenne, summer 1992 Field notes Forms (documents) Bird feeders Bird populations Bird watching Birds--Counting Birds--Identification Birds--Nests Birdsongs Anseriformes | Ducks, Geese, and Swans Scolopacidae | Sandpipers, Phalaropes, and allies Parulidae | Warblers Weather 1992-06-01 1992-07-31
Field reports form for submitting seasonal observations of Iowa birds and letter to James J. Dinsmore contributed by Douglas C. Harr, July 31, 1992 Correspondence Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Migration Birds--Nests Rare birds Weather 1992-07-31 N/A
Field notes contributed by Bery Engebretsen, summer 1992 Field notes Bird populations Bird watching Birds--Identification Birds--Nests Scolopacidae | Sandpipers, Phalaropes, and allies Vireonidae | Vireos 1992-06-01 1992-07-31
Field notes contributed by Dennis L. Carter, August 3, 1992 Field notes Reports Bird populations Bird watching Birds--Counting Birdsongs Tyrannidae | Flycatchers Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Parulidae | Warblers 1992-08-03 N/A
Field notes contributed by Peter C. Petersen, fall 1987 Field notes Reports Bird populations Bird watching Birds--Counting Birds--Identification Laridae | Gulls and Terns Scolopacidae | Sandpipers, Phalaropes, and allies Parulidae | Warblers Emberizidae | Sparrows 1987-08-01 1987-11-30
J. Donald Gillaspey letter to Carl J. Bendorf regarding fall bird sightings, November 27, 1987 Correspondence Field notes Bird banding Bird populations Bird watching Birds--Feeding and feeds 1987-11-27 N/A
Pearl Knoop letter to Peter C. Petersen regarding bird sightings, June 10, 1964 Correspondence Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1964-06-10 N/A
Field notes contributed by Ann Johnson, fall 1992 Field notes Reports Bird populations Bird watching Birds--Counting Birds--Identification Birds--Migration Parulidae | Warblers 1992-08-01 1992-11-30
Gladys Black letter to Nicholas S. Halmi regarding the large population of Evening Grosbeak's, November 16, 1977 Correspondence Field notes Bird feeders Bird populations Bird watching Birds--Counting Birds--Food Birds--Research 1977-11-16 N/A
Field notes contributed by Douglas C. Harr, Larchwood, Iowa, May 31, 1984 Field notes Forms (documents) Bird populations Bird watching Fringillidae | Finches 1984-05-31 N/A
Woodward H. Brown letter to Peter C. Petersen regarding Aubudon field notes, December 9, 1964 Correspondence Field notes Bird populations Bird watching Birds--Research Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks 1964-12-09 N/A
Florence McCaughey letter regarding fall bird migration, November 25, 1964 Correspondence Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology Parulidae | Warblers 1964-11-25 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 migration 1963-1964 contributed by Frederick W. Kent Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology Weather 1963-12-01 1964-02-28
Eldon J. Bryant letter to Woodward H. Brown regarding spring migration, May 17, 1964 Correspondence Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1964-05-17 N/A
Audubon field notes for spring 1964 migration contributed by Woodward H. Brown, June 7, 1964 Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1964-06-07 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
Field notes contributed by Frederick W. Kent for spring, 1965 Field notes Bird populations Bird watching Birds--Migration Rare birds Parulidae | Warblers 1965-03-01 1965-05-31
Field notes for spring migration, 1965 contributed by Woodward H. Brown Field notes Bird populations Bird watching Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Fringillidae | Finches Turdidae | Thrushes Parulidae | Warblers Weather 1965-03-01 1965-05-31
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
David A. Newhouse letter to Thomas H. Kent regarding bird sightings, August 11, 1980 Correspondence Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Nests 1980-08-11 N/A
Dean Mosman letter to Thomas H. Kent regarding bird sightings, July 29, 1980 Correspondence Field notes Bird populations Bird watching Birds--Nests Birdsongs Weather 1980-07-29 N/A
Francis L. Moore letter to Thomas H. Kent regarding bird sightings, July 31, 1980 Correspondence Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Nests Birdsongs Songbirds 1980-07-31 N/A