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 Trapping 1976-12-10 N/A
Red Rock fall migration, 1976 Field notes Bird watching Birds--Research Ornithology--Methodology 1976-08-01 1976-11-30
W. Ross Silcock letter to Nicholas S. Halmi regarding highlights of the Christmas bird count, January 30, 1977 Correspondence Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology Fringillidae | Finches N/A N/A
Winter Raptor survey, 1977 Field notes Maps (documents) Reports Bird surveys Bird watching Birds of prey Birds--Research Ornithology--Methodology 1977-12-01 1977-12-31
Ione Getscher letter to Nicholas S. Halmi regarding bird sightings, February 15, 1977 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1977-02-15 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
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 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
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 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 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
Audubon field notes, spring migration, 1963 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-03-01 1963-05-31
Tim C. Moermond letter to Peter C. Petersen regarding field notes, winter 1963 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-04-03 N/A
Field notes for Morse Lake, May 1963 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Parulidae | Warblers 1963-05-01 1963-05-31
Field notes, spring migration, 1963 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-03-01 1963-05-31
Iowa Ornithologists' Union, Quarterly field report, spring 1963 Field notes Bird watching Birds--Research Ornithology--Methodology 1963-03-01 1963-05-31
Robert L. Nelson letter to Peter C. Petersen regarding spring migration, June 14, 1963 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-06-14 N/A
Tim C. Moermond and Mike Orthel letter to Peter C. Petersen regarding spring migration, May 28, 1963 Artifacts (object genre) Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-05-28 N/A
Pearl Knoop letter to Peter C. Petersen regarding spring migration, June 4, 1963 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-06-04 N/A
Field notes, winter 1963 Field notes Bird watching Birds--Research Ornithology--Methodology Weather 1963-02-01 1963-02-28
Ruth Upp letter to Peter C. Petersen regarding bird sightings, March 16, 1963 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1963-03-16 N/A
Joe Kennedy letter to Peter C. Petersen regarding field notes, winter 1963 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-03-01 1963-03-31
Audubon field notes, winter migration, 1963 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-03-31 N/A
Pearl Knoop letter to Peter C. Petersen regarding field notes, winter 1963 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1963-04-08 N/A