Title Genres Topics Date (Start) Date (End)
Gladys Black letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1976-12-01 N/A
Red Rock fall migration, 1976 Field notes Bird watching Birds--Research Ornithology--Methodology 1976-08-01 1976-11-30
Gladys Black letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology Trapping 1976-12-10 N/A
Gladys Black letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird watching Birds--Migration Birds--Research 1977-01-17 N/A
Marion M. Brewer letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird watching Birds--Research 1976-10-27 N/A
Fall season Polk County migration, fall 1976 Field notes Bird watching Birds--Migration Birds--Research 1976-08-01 1976-11-30
Report for "American Birds" Midwestern Prarie Region: 1 August - 30 November 1976 Field notes Bird watching Birds--Research 1976-08-01 1976-11-30
Iowa Bird Life report for September 1 to November 30, 1976 Field notes Bird watching Birds--Identification Birds--Research 1976-12-03 N/A
James J. Dinsmore letter to Nicholas S. Halmi regarding bird migrations, fall 1976 Correspondence Field notes Bird watching Birds--Research 1976-11-19 N/A
Darwin Koenig letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird watching Birds--Research Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers 1976-08-22 N/A
Peter C. Petersen letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird watching Birds--Research 1976-08-23 N/A
Peter C. Petersen letter and checklist to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird banding Bird watching Birds--Research Trapping 1976-12-05 N/A
John Van Dyk letter to Nicholas S.Halmi regarding bird migration, fall 1976 Correspondence Field notes Bird watching Birds--Research Rare birds 1976-12-04 N/A
Audubon field notes for spring 1967 contributed by Frederick W. Kent Clippings (information artifacts) Correspondence Field notes Bird watchers Bird watching Birds--Migration Birds--Research Parulidae | Warblers 1967-03-01 1967-05-31
Iowa Ornithologists' Union, Quarterly field report, summer 1967 and Audubon field notes for Iowa, summer 1967 Field notes Bird watching Birds--Nests Birds--Research Ornithology--Methodology Laniidae | Shrikes Parulidae | Warblers 1967-06-01 1967-07-31
Iowa Ornithologists' Union, Quarterly field report, fall 1967 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1967-08-01 1967-11-30
Iowa Ornithologists' Union, Quarterly field report, winter 1966-1967 Field notes Bird populations Bird watching Birds--Research Winter 1966-12-01 1967-02-28
Iowa Ornithologists' Union, Quarterly field report, winter 1976-1977 Correspondence Field notes Bird populations Bird watching Birds--Research Winter 1976-12-01 1977-02-28
Gladys Black letter to Vernon M. Kleen regarding Snowy Owl counts, March 5, 1977 Correspondence Field notes Maps (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1977-03-05 N/A
Gladys Black letter to Nicholas S. Halmi regarding bird sightings and Iowa Northern Shrikes checklist, February 8, 1977 Checklists Correspondence Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1976-12-01 1977-02-28
Gladys Black letter to Nicholas S. Halmi regarding bird counts of Snowy Owl and Northern Shrike, February 28, 1977 Correspondence Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1977-02-28 N/A
Gladys Black letter to Nicholas S. Halmi regarding sightings of Snowy Owls and a Goshawk, February 25, 1977 Correspondence Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1977-02-25 N/A
Winter bird count from reports across the state contributed by Gladys Black, February 9, 1977 Correspondence Field notes Bird watching Birds--Counting Birds--Research 1977-02-09 N/A
Iowa Snowy Owls, 1976-1977 contributed by Gladys Black Field notes Maps (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1976-12-01 1977-02-28
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