Title Genres Topics Date (Start) Date (End)
Dean Mosman letter to Nicholas S. Halmi regarding winter bird sightings, February 10, 1979 Correspondence Field notes Bird banding Bird feeders Bird watching Birds--Research Fringillidae | Finches Weather 1979-02-10 N/A
Dean Mosman letter to Nicholas S. Halmi regarding bird sightings, June 1, 1978 Correspondence Field notes Bird watching Birds--Migration Birds--Research 1978-06-01 N/A
Dean Mosman letter to Nicholas S. Halmi regarding bird sightings, Febuary 11, 1978 Correspondence Field notes Bird banding Bird feeders Bird watching Birds--Research 1978-02-11 N/A
Dean F. Stauffer letter to Nicholas S. Halmi regarding bird sightings, July 27, 1977 Correspondence Field notes Bird watching Birds--Research 1977-07-27 N/A
David Ewert letter to Thomas H. Kent regarding a Cerulean Warbler sighting, May 23, 1983 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1983-05-23 N/A
David A. Newhouse letter to Thomas H. Kent regarding summer bird sightings, July 25, 1981 Correspondence Field notes Bird watching Birds--Nests Birds--Research Ornithology--Methodology Phasianidae | Pheasants, Turkeys, and Grouse Water birds Weather 1981-07-25 N/A
Darwin Koenig letter to Thomas H. Kent regarding winter bird sightings, March 4, 1983 Correspondence Field notes Bird watching Birds--Counting Birds--Research 1983-03-04 N/A
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
Darwin Koenig letter to Thomas H. Kent regarding included field notes, August 1, 1979 Correspondence Field notes Bird watching Birds--Research 1979-08-01 N/A
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
Darwin Koenig letter to Thomas H. Kent regarding bird sightings, May 28, 1980 Correspondence Field notes Bird watching Birds--Nests Birds--Research Ornithology--Methodology 1980-05-28 N/A
Darwin Koenig letter to Thomas H. Kent regarding bird sightings, July 30, 1980 Correspondence Field notes Bird watching Birds--Counting Birds--Research 1980-07-30 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
Darwin Koenig letter to Nicholas S. Halmi regarding bird sightings, August 2, 1977 Correspondence Field notes Bird watching Birds--Research 1977-08-02 N/A
Darwin Koenig letter to Nicholas S. Halmi regarding bird sightings Correspondence Field notes Bird watching Birds--Research 1977-12-01 1978-02-28
Clarence Cottam letter to Walter Rosene regarding the analysis and contents of Long-eared Owl pellets, May 28, 1936 Correspondence Reports Birds--Research Ornithology--Methodology Bird droppings 1936-05-28 N/A
Christmas bird count data report and W. Ross Silcock note to Thomas H. Kent, winter 1987-1988 Correspondence Field notes Birds--Research Ornithology--Methodology Ornithology--Societies, etc 1987-12-01 1988-02-28
Charlotte Scott letter to Thomas H. Kent regarding summer bird sightings, July 30, 1981 Correspondence Field notes Bird watching Birds--Nests Birds--Research Ornithology--Methodology 1981-07-30 N/A
Charlotte Scott letter to Nicholas S. Halmi regarding bird sightings, May 31, 1978 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1978-05-31 N/A
Carl J. Bendorf letter to Thomas J. Kent regarding their writing of the Iowa Ornithologists' Union Quarterly field report, spring 1984 Correspondence Bird watching Birds--Research Ornithology--Methodology 1984-03-01 1984-05-31
Bruce G. Peterjohn letter to James J. Dinsmore regarding bird reports, August 17, 1986 Correspondence Field notes Birds--Research Photography of birds 1986-08-17 N/A
Bruce Ehresman letter to James J. Dinsmore regarding U.S. Fish and Wildlife Service reports, December 14, 1988 Correspondence Birds--Nests Birds--Research Ornithology--Societies, etc 1988-12-14 N/A
Bruce Ehresman letter to James J. Dinsmore regarding bird sightings, August 4, 1988 Correspondence Field notes Bird watching Birds--Identification Birds--Research Birds--Infancy 1988-08-04 N/A
Bob Barratt letter to Thomas H. Kent regarding bird sightings, December 1, 1982 Correspondence Field notes Bird watching Birds--Habitat Birds--Research Ornithology--Methodology 1982-12-01 N/A
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