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
John Van Dyk letter to Thomas H. Kent regarding no summer bird sightings, August 2, 1981 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology Rare birds 1981-08-02 N/A
Irene Van Nieuwenhuyse letter to Peter C. Petersen regarding a Ringed Turtle-Dove sighting, May 28, 1981 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology Rare birds 1981-05-28 N/A
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 Hank Zaletel, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology Emberizidae | Sparrows 1981-06-01 1981-07-31
Iowa Ornithologists' Union, Quarterly field report, fall 1981 Field notes Bird watching Birds--Research Ornithology--Methodology 1981-08-01 1981-11-30
Field notes contributed by Russell P. Baldner, fall 1981 Field notes Bird watching Birds--Research Ornithology--Methodology 1981-08-01 1981-11-30
Field notes contributed by Tanya Bray, fall 1981 Field notes Bird watching Birds--Behavior Birds--Habitat Birds--Research Ornithology--Methodology 1981-08-01 1981-11-30
Field notes contributed by Marion M. Brewer, fall 1981 Field notes Bird watching Birds--Research Ornithology--Methodology 1981-08-01 1981-11-30
Virginia R. Crocker letter to Gladys Black regarding bird sighting, November 21, 1981 Field notes Bird watching Birds--Behavior Birds--Research Ornithology--Methodology 1981-11-21 N/A
Field notes contributed by Raymond L. Cummins with verifying documentation, fall 1981 Field notes Bird watching Birds--Research Ornithology--Methodology Rare birds Fringillidae | Finches Parulidae | Warblers Troglodytidae | Wrens 1981-08-01 1981-11-30
Field notes contributed by James J. Dinsmore with a letter and verifying documentation, fall 1982 Correspondence Field notes Bird watching Birds--Habitat Birds--Identification Birds--Research Ornithology--Methodology Rare birds 1981-08-01 1981-11-30
Field note contributed by Timothy L. Dwyer, August 2, 1981 Field notes Bird watching Birds--Behavior Birds--Identification Birds--Research Ornithology--Methodology 1981-08-02 N/A
James L. Fuller letter to Thomas H. Kent regarding bird sighting, September 3, 1981 Field notes Bird watching Birds--Research Ornithology--Methodology 1981-09-03 N/A
Field notes contributed by Ione Getscher, November 30, 1981 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1981-11-30 N/A
Field notes contributed by Douglas C. Harr, November 30, 1981 Field notes Bird watching Birds--Research Ornithology--Methodology 1981-11-30 N/A
Field notes contributed by Dennis Henrickson, November 27, 1981 Field notes Bird watching Birds--Research Ornithology--Methodology 1981-11-27 N/A
Field notes contributed by Richard Jule Holllis with verifying documentation, fall 1981 Field notes Bird watching Birds--Behavior Birds--Identification Birds--Research Ornithology--Methodology Rare birds 1981-08-01 1981-11-30
Bill Heusinkveld and Marjorie Heusinkveld letter to Thomas H. Kent regarding field notes, December 3, 1981 Correspondence Field notes Bird watching Birds--Research Accipitridae | Hawks and Eagles Ornithology--Methodology 1981-12-03 N/A
Field notes contributed by Thomas H. Kent with verifying documentation, fall 1981 Field notes Bird watching Birds--Identification Birds--Research Ornithology--Methodology 1981-08-01 1981-11-30
Darwin Koenig letter to Thomas H. Kent regarding field notes, December 1, 1981 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1981-12-01 N/A
Field notes contributed by Paul Martsching, December 1, 1981 Field notes Bird watching Birds--Research Ornithology--Methodology 1981-12-01 N/A
Field notes contributed by Francis L. Moore, fall 1981 Field notes Bird watching Birds--Research Laridae | Gulls and Terns Ornithology--Methodology Scolopacidae | Sandpipers, Phalaropes, and allies Parulidae | Warblers 1981-08-01 1981-11-30
Field notes contributed by Dean Mosman, fall 1981 Field notes Bird watching Birds--Research Accipitridae | Hawks and Eagles Ornithology--Methodology 1981-08-01 1981-11-30
Field notes contributed by Robert K. Myers, December 2, 1981 Field notes Bird watching Birds--Research Ornithology--Methodology Scolopacidae | Sandpipers, Phalaropes, and allies Parulidae | Warblers 1981-12-02 N/A