Title Genres Topics Date (Start) Date (End)
Mark Widrlechner letter to Boone County Bird Count Participants regarding the 1999 Christmas Bird Count results, January 9, 1999 Correspondence Field notes Bird surveys Bird watching Birds--Counting Ornithology--Methodology 1999-01-09 N/A
Mark Widrlechner letter to Hank Zaletel regarding the Boone County Christmas Bird Count Correspondence Bird surveys Bird watching Birds--Counting Ornithology--Methodology 1996-01-01 1996-12-31
Erik Munson letter to the members of Big Bluestem Audubon Society regarding the Boone County Christmas Bird Count Correspondence Bird surveys Bird watching Birds--Counting 1990-01-01 1990-12-31
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
Philip J. Walsh letter to Thomas H. Kent regarding discrepancies in the spring 1997 field reports, November 6, 1997 Correspondence Field notes Bird watching Birds--Counting 1997-11-06 N/A
Field reports form for submitting seasonal observations of Iowa birds, Mark Proescholdt, fall 1997 Correspondence Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Anseriformes | Ducks, Geese, and Swans Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Scolopacidae | Sandpipers, Phalaropes, and allies Vireonidae | Vireos Parulidae | Warblers Emberizidae | Sparrows 1997-08-01 1997-11-30
Field notes and letter to Thomas H. Kent contributed by Peter Ernzen, fall 1997 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Parulidae | Warblers 1997-08-01 1997-11-30
Bery Engebretsen letter to Thomas H. Kent regarding fall bird sightings, November 30, 1997 Correspondence Field notes Bird watching Birds--Counting Birds--Infancy 1997-11-30 N/A
Field notes contributed by Aaron Brees, fall 1997 Correspondence Field notes Bird watching Birds--Counting 1997-08-01 1997-11-30
Field notes and letter to Thomas H. Kent contributed by Pam Allen and Reid I. Allen, December 2, 1997 Correspondence Field notes Bird watching Birds--Counting Birds--Identification 1997-12-02 N/A
Jane Clark letter to Thomas H. Kent regarding fall bird sightings, December 5, 1997 Correspondence Field notes Bird watching Birds--Counting 1997-12-05 N/A
Bery Engebretsen letter to Thomas H. Kent regarding fall bird sightings, December 6, 1993 Correspondence Field notes Bird watching Birds--Counting Birds--Identification 1993-12-06 N/A
Field notes and postcard from Hank Zaletel to James J. Dinsmore regarding bird sightings, July 29, 1991 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Birds--Nests Scolopacidae | Sandpipers, Phalaropes, and allies 1991-07-29 N/A
Ione Getscher letter to Nicholas S. Halmi regarding bird sightings Correspondence Field notes Bird watching Birds--Counting 1978-06-01 1978-07-31
Field reports form, contributed by James P. Sandrock, spring 1985 Correspondence Field notes Forms (documents) Animal migration--Climatic factors Bird watching Birds--Counting Weather 1985-03-01 1985-05-31
Field report: Iowa Correspondence Field notes Bird watching Birds--Counting Birds--Nests 1985-03-01 1985-05-31
Francis L. Moore letter to Thomas H. Kent and Carl J. Bendorf regarding bird sightings, spring 1985 Correspondence Field notes Forms (documents) Bird watching Birds--Behavior Birds--Counting Birds--Identification Feathers Photography of birds 1985-03-01 1985-05-31
James L. Fuller notes to Thomas H. Kent regarding bird sightings and accompanying field notes, June 3, 1985 Correspondence Field notes Bird watching Birds--Counting Photography of birds 1985-03-01 1985-05-31
Robert I. Cecil letter to Thomas H. Kent regarding accompanying field notes, May 24, 1985 Correspondence Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Birds--Migration Weather 1985-05-24 N/A
Barbara L. Wilson letter to Thomas H. Kent regarding winter bird sightings and the Hairy Woodpecker population, February 28, 1983 Correspondence Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Migration Anseriformes | Ducks, Geese, and Swans Weather Emberizidae | Sparrows 1983-02-28 N/A
Babs Padelford letter to Thomas H. Kent regarding winter bird sightings, February 25, 1983 Correspondence Field notes Bird watching Birds--Counting Birds--Identification 1983-02-25 N/A
Mary R. Musgrove letter to Thomas H. Kent regarding winter bird sightings, December 16, 1982 Correspondence Field notes Bird watching Birds--Counting Hunting 1982-12-16 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
Richard Jule Hollis letter to Thomas H. Kent regarding categories of birds, winter 1982-1983 Correspondence Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1982-12-01 1983-02-28
Field notes contributed by Ronald Harms, winter 1982-1983 Correspondence Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1982-12-01 1983-02-28