Title Genres Topics Date (Start) Date (End)
Field notes contributed by Robert E. Thornburg, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1981-06-01 1981-07-31
Peter C. Petersen letter to Nicholas S. Halmi regarding bird sightings and bird banding, November 29, 1977 Correspondence Field notes Bird banding Bird watching Birds--Counting Birds--Research Tyrannidae | Flycatchers Turdidae | Thrushes Vireonidae | Vireos Parulidae | Warblers 1977-11-29 N/A
Tom Nigus letter to Nicholas S. Halmi regarding bird sightings, November 30, 1977 Correspondence Field notes Bird watching Birds--Counting Birds--Identification 1977-11-30 N/A
Field notes contributed by Michael C. Newlon, fall 1977 Field notes Bird watching Birds--Counting Birds--Identification 1977-08-01 1977-11-30
Dean Mosman letter to Nicholas S. Halmi regarding bird sightings, November 27, 1977 Correspondence Field notes Bird banding Bird watching Birds--Counting Birds--Identification 1977-11-27 N/A
Darwin Koenig letter to Nicholas S. Halmi regarding bird sightings, fall 1977 Correspondence Field notes Bird watching Birds--Counting 1977-08-01 1977-11-30
Report for American Birds and Iowa Bird Life for the period August 1, 1977 to November 30, 1977 Field notes Bird watching Birds--Counting 1977-08-01 1977-11-30
Field notes contributed by George E. Crossley, December 2, 1977 Field notes Bird watching Birds--Counting 1977-12-02 N/A
Field notes contributed by Woodward H. Brown, fall 1977 Field notes Bird watching Birds--Counting Birds--Identification 1977-08-01 1977-11-30
Iowa map with Evening Grosbeak sightings, winter 1977-1978 Field notes Maps (documents) Bird watching Birds--Counting 1977-11-28 N/A
Bird sightings checklist, fall 1977 Checklists Field notes Bird watching Birds--Counting Birds--Research 1977-08-01 1977-11-30
Field notes contributed by Hank Zaletel, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology Emberizidae | Sparrows 1981-06-01 1981-07-31
Barbara L. Wilson letter to Thomas H. Kent regarding summer bird sightings and populations, July 31, 1981 Correspondence Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Nests Birds--Research Ornithology--Methodology Weather 1981-07-31 N/A
Field notes contributed by Carl J. Bendorf with verifying documentation, summer 1981 Field notes Forms (documents) Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology Rare birds 1981-06-21 N/A
Field notes contributed by James P. Sandrock with verifying documentation, summer 1981 Field notes Forms (documents) Reports Bird watching Birds--Counting Birds--Nests Birds--Research Tyrannidae | Flycatchers Ornithology--Methodology Parulidae | Warblers Piciformes | Woodpeckers and allies 1981-07-12 N/A
Peter C. Petersen letter to Thomas H. Kent regarding summer bird sightings, August 4, 1981 Correspondence Field notes Bird populations Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1981-08-04 N/A
Field notes contributed by Babs Padelford and Loren Padelford, summer 1981 Field notes Reports Bird watching Birds--Counting Ornithology--Methodology Research 1981-06-01 1981-07-31
Field notes contributed by Robert K. Myers with verifying documentation, summer 1981 Field notes Forms (documents) Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology Rare birds 1981-07-11 N/A
Field notes contributed by Francis L. Moore with verifying documentation, summer 1981 Field notes Forms (documents) Reports Bird watching Birds--Counting Birds--Nests Birds--Research Tyrannidae | Flycatchers Ornithology--Methodology Rare birds Parulidae | Warblers 1981-07-05 N/A
Field notes contributed by Paul Martsching, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1981-06-01 1981-07-31
Darwin Koenig letter to Thomas H. Kent regarding summer bird sightings, July 31, 1981 Correspondence Field notes Bird watching Birds--Counting Birds--Nests Birds--Research Ornithology--Methodology 1981-07-31 N/A
Field notes contributed by Thomas H. Kent with verifying documentation, summer 1981 Field notes Forms (documents) Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology Rare birds 1981-07-29 N/A
Field notes contributed by Raymond L. Cummins with verifying documentation, summer 1981 Field notes Forms (documents) Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology Rare birds 1981-07-03 N/A
Field notes contributed by Tanya Bray, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1981-06-01 1981-07-31
Field notes contributed by Dick Bierman, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Nests Birds--Research Ornithology--Methodology 1981-06-01 1981-07-31