Title Genres Topics Date (Start) Date (End)
Walter Rosene letter to the United States Bureau of Biological Survey regarding a 1924 bird migration report, February 7, 1925 Correspondence Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1925-02-07 N/A
Walter Rosene letter to the United States Bureau of Biological Survey regarding a 1925 bird migration report, January 18, 1926 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Scolopacidae | Sandpipers, Phalaropes, and allies Vireonidae | Vireos Parulidae | Warblers Emberizidae | Sparrows 1926-01-18 N/A
Edward William Nelson letter to the bird migration observers of the Biological Survey regarding a change in reporting bird observations, March 2, 1925 Correspondence Instructions (document genre) Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1925-03-02 N/A
Female Summer Tanager - South edge of Mason City May 4+5, 1989 Correspondence Field notes Birds--Identification Ornithology--Methodology Rare birds 1989-05-04 1989-05-05
Robert K. Myers letter to Thomas H. Kent about bird sightings including Marbled Goldwit, June 6, 1980 Correspondence Field notes Birds--Identification Ornithology--Methodology Rare birds 1980-06-06 N/A
Two letters sent between Rushton G. Cortelyou and Thomas H. Kent, regarding a Piping Plover sighting, July 1986 Correspondence Field notes Birds--Identification Birds--Nests Ornithology--Methodology Ornithology--Societies, etc Rare birds 1986-05-28 1986-07-12
Jim Sinclair letter to Thomas Kent regarding bird documentation, October 2, 1999 Correspondence Field notes Bird watching Ornithology--Methodology Rare birds 1999-10-02 N/A
Beth Proescholdt letter to Thomas H. Kent regarding record Hawk counts, December 1, 1998. Correspondence Field notes Bird watching Birds--Counting Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology 1998-12-01 N/A
Field reports form for submitting seasonal observations of Iowa birds and letter to Thomas H. Kent contributed by Carolyn J. Fischer, December 1, 1998 Correspondence Field notes Forms (documents) Bird watching Birds--Counting Birds--Habitat Ornithology--Methodology 1998-12-01 N/A
Peter C. Petersen letter to Carl Bendorf regarding bird sightings for the IOU Quarterly Field Report, December 1, 1989 Correspondence Field notes Bird watching Birds--Counting Ornithology--Methodology Rare birds 1989-12-01 N/A
Field reports, Bill Huser, Jerry Probst, Richard Huser, fall 1989 Correspondence Field notes Bird watching Birds--Identification Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology Passeriformes | Perching-birds and songbirds Charadriiformes | Shore-birds, Gulls, and Auks 1989-07-31 1989-11-30
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
W. Ross Silcock letter to Thomas H. Kent regarding questions about the Christmas bird count, February 28, 1989 Correspondence Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1989-02-28 N/A
Field reports and letter to Carl J. Bendorf contributed by Bob Livermore, fall 1987 Correspondence Field notes Birds--Counting Birds--Migration Birdsongs Ornithology--Methodology 1987-08-01 1987-11-30
Doug Reeves letter and photograph to W. Ross Silcock regarding Breeding Bird Atlas special documentation forms and a Barn Owl nest, February 12, 1987 Correspondence Field notes Photographs Bird watching Birds--Nests Ornithology--Methodology Birds--Infancy 1987-02-12 N/A
Mark Proescholdt letter to James J. Dinsmore regarding a trip to northwest Iowa and bird sightings, June 26, 1987 Correspondence Field notes Bird watching Birding sites Ornithology--Methodology 1987-06-26 N/A
Thomas H. Kent letter to James J. Dinsmore regarding the design and editing of the summer field report for Iowa Bird Life, August 29, 1987 Correspondence Birds--Research Ornithology--Methodology Ornithology--Periodicals 1987-08-29 N/A
Letter to W. Ross Silcock regarding data tables for the Christmas bird count report, February 5, 1987 Correspondence Field notes Tables (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1987-02-05 N/A
Douglas E. Trapp letter to Thomas H. Kent regarding raptor migration watch, October 3, 1986 Correspondence Field notes Bird watching Birds of prey Birds--Migration Ornithology--Methodology Weather 1986-10-03 N/A
Robert I. Cecil letter to Thomas H. Kent regarding bird sightings, Keokuk, Iowa, spring 1984 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1984-03-01 1984-05-31
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
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 notes with additional documentation contributed by Peter C. Petersen, fall 1981 Correspondence Field notes Bird banding Bird watching Birds--Research Anseriformes | Ducks, Geese, and Swans Tyrannidae | Flycatchers Ornithology--Methodology Parulidae | Warblers 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
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