Title Genres Topics Date (Start) Date (End)
John Van Dyk letter to Nicholas S. Halmi regarding bird sightings, February 12, 1977 Correspondence Field notes Bird populations Bird watching Rare birds 1977-02-12 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
Gladys Black letter to Nicholas S. Halmi regarding sightings, February 14, 1977 Correspondence Field notes Bird populations Bird watching Birds--Counting Birds--Research 1977-02-14 N/A
Darwin Koenig letter to Nicholas S. Halmi regarding bird sightings, winter 1976-1977 Correspondence Field notes Bird populations Bird watching 1976-12-01 1977-02-28
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
Letter from Janet Greer to Vernon M. Kleen reporting a Snowy Egret, May 22, 1974. Correspondence Field notes Bird populations Bird watching Birds--Behavior 1974-03-01 1974-05-31
Breeding Bird Atlas history Administrative records Bird populations Bird surveys Environmental monitoring 1991-01-01 1991-12-31
Breeding Bird Atlas history Administrative records Bird populations Bird surveys Environmental monitoring 1992-01-01 1992-12-31
Field reports form, contributed by Rita E. Efta, fall 1986 Field notes Forms (documents) Bird populations Bird watching Birds--Nests 1986-08-01 1986-11-30
Dean Mosman letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird banding Bird populations Bird watching Radio and television tower bird strikes Parulidae | Warblers 1976-08-01 1976-11-30
Stella M. Kirkendall letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird populations Bird watching Birds--Food 1976-12-16 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
Field notes contributed by Ann Johnson, fall 1993 Field notes Reports Bird populations Bird watching Birds--Counting Birds--Identification Rare birds Parulidae | Warblers 1993-08-01 1993-11-30
Field notes contributed by Dennis L. Carter, December 1, 1997 Field notes Reports Bird feeders Bird populations Bird watching 1997-12-01 N/A
Field notes contributed by Dennis Thompson, fall 1997 Field notes Reports Bird populations Bird watching Birds--Counting 1997-08-01 1997-11-30
Field reports form for submitting seasonal observations of Iowa birds, Jim Sinclair, fall 1993 Field notes Forms (documents) Bird populations Bird watching Birds--Behavior Birds--Counting 1993-08-01 1993-11-30
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
Field notes contributed by James J. Dinsmore, fall 1993 Field notes Reports Bird populations Bird watching Birds--Behavior Birds--Habitat Birds--Identification Birds--Nests 1993-08-01 1993-11-30
Field notes contributed by Judith Carlson, fall 1987 Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Infancy 1987-08-01 1987-11-30
Field notes contributed by Gordon James Brand, fall 1993 Field notes Reports Bird populations Bird watching Birds--Counting Birds--Migration Parulidae | Warblers 1993-08-01 1993-11-30
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
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
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
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