Title Genres Topics Date (Start) Date (End)
Letter to the members of the Iowa Ornithologists' Union regarding the recent annual meeting, March 12, 1925 Correspondence Ornithology--Societies, etc Meetings 1925-03-12 N/A
Letter to the members of the Iowa Ornithologists' Union, November, 1, 1924 Correspondence Ornithology--Societies, etc Meetings 1924-11-01 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
Marie Carlson letter to Nicholas S. Halmi regarding bird sightings, February 9, 1977 Correspondence Field notes Bird declines Bird populations Bird watching Birds--Research Ornithology--Methodology 1977-02-09 N/A
Mark D. Bro letter to James J. Dinsmore regarding photographs of a Short-eared Owl and an unusual Northern Cardinal, August 1, 1988 Correspondence Ornithology--Societies, etc Photography of birds 1988-08-01 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
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
Martin Grant letter to Philip DuMont regarding identification key, May 17, 1937 Correspondence Instructional materials Birds--Identification Ornithology--Study and teaching 1937-05-17 N/A
Martin L. Grant letter to Woodward H. Brown regarding comments concerning the field checking list of Iowa birds, December 16, 1962 Correspondence Bird watching Birds--Identification Birds--Nomenclature Ornithology--Methodology 1962-12-16 N/A
Mary Lou Petersen letter to Oscar Allert regarding honorary membership in the Iowa Ornithologists' Union, May 31, 1976 Correspondence Ornithology--Societies, etc 1976-05-31 N/A
Mary R. Musgrove letter to Thomas H. Kent regarding spring bird sightings, April 29, 1983 Correspondence Field notes Bird watching Birds--Identification Birds--Migration Birds--Research Ornithology--Methodology Weather Country life 1983-04-29 N/A
Melba Wigg letter and report to Vernon M. Kleen regarding 1975 fall migration around Council Bluffs Iowa, December 1, 1975 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1975-12-01 N/A
Melba Wigg letter and report to Vernon M. Kleen regarding spring migration bird sightings near Council Bluffs, June 6, 1974 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1974-06-06 N/A
Michael C. Newlon letter and notes to Vernon M. Kleen regarding fall migration, November 19, 1975 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Fringillidae | Finches Troglodytidae | Wrens 1975-11-19 N/A
Michael C. Newlon letter to Thomas H. Kent regarding spring bird sightings, spring 1983 Correspondence Field notes Bird watching Birds--Identification Birds--Research Ornithology--Methodology 1983-03-01 1983-05-31
Mildrede Williams letter to members of the Fairfield Bird Club regarding her resignation as the club's president, August 27, 1934 Correspondence Bird watchers Ornithology--Societies, etc 1934-08-27 N/A
Neil Bernstein letter to Carl J. Bendorf regarding August bird sightings, fall 1987 Correspondence Field notes Bird watching Birds--Counting Ornithology--Study and teaching 1987-08-01 1987-11-30
Neil Bernstein letter to James J. Dinsmore regarding aerial photographs, June 12, 1988 Correspondence Field notes Bird watching Birds--Research Ornithology--Societies, etc 1988-06-12 N/A
Neil Bernstein letter to James J. Dinsmore regarding fall bird sightings, August 11, 1987 Correspondence Field notes Bird watching Birds--Counting Ornithology--Study and teaching 1987-08-11 N/A
Neil Bernstein letter to James J. Dinsmore regarding personal papers, summer 1988 Correspondence Field notes Bird watching Birds--Research Ornithology--Societies, etc 1988-06-01 1988-07-31
Nicholas S. Halmi letter to Vernon M. Kleen regarding birds observed near Iowa City, April 1, 1976 Correspondence Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1976-04-01 N/A
Nicholas S. Halmi letter to Vernon M. Kleen regarding birds sighted around Iowa City during fall 1974, November 30, 1974 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1974-11-30 N/A
Nicholas S. Halmi letter to Vernon M. Kleen regarding birds sighted around Iowa City during fall 1975, December 1, 1975 Correspondence Field notes Bird watching Birds--Research Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks 1975-12-01 N/A
Nicholas S. Halmi letter to Vernon M. Kleen regarding birds sighted during winter 1972-1973, including rare birds, March 20, 1973 Correspondence Field notes Bird populations Bird watchers Bird watching Birds--Habitat Birds--Migration Ornithology--Methodology Rare birds Country life 1973-03-20 N/A