Title Genres Topics Date (Start) Date (End)
Gladys Black letter to Vernon Kleen regarding activities of Iowa Ornithologists' Union members, April 24, 1971 Correspondence Bird watching Birds--Behavior Rare birds 1971-04-24 N/A
Nicholas S. Halmi letter to Vernon M. Kleen regarding birds sighted during May-July 1973 Correspondence Field notes Bird populations Bird watching Birds--Behavior Birds--Habitat Rare birds 1973-05-01 1973-07-31
Letter from Janet Greer to Vernon M. Kleen reporting a Snowy Egret, May 22, 1974. Correspondence Field notes Bird populations Bird watching Birds--Behavior 1974-03-01 1974-05-31
Letter and bird sighting checklist from Robert and Valerie Jessen to Vernon M. Kleen, spring migration 1974 Checklists Correspondence Field notes Bird banding Bird populations Bird watching Birds--Behavior Birds--Nests Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures 1974-03-01 1974-05-31
Nicholas S. Halmi letter to Vernon M. Kleen regarding birds sighted around Iowa City during the winter season, April 1, 1974 Correspondence Field notes Bird populations Bird watching Birds--Behavior Birds--Migration Citizen science 1974-04-01 N/A
Letter from Ross Silcock to Iowa Ornithologists' Union regarding bird sightings and locations, August 11, 1976 Correspondence Field notes Bird watching Birds--Behavior Birds--Habitat 1976-08-11 N/A
Myrle M. Burk letter to Nicholas S. Halmi regarding a sighting of a flock of Canada Geese in Waterloo, Iowa, January 2, 1977 Correspondence Field notes Bird populations Bird watching Birds--Behavior 1977-01-02 N/A
Joe Schaufenbuel letter to Nicholas S. Halmi regarding a Cooper's Hawk sighting, February 12, 1977 Correspondence Field notes Bird watching Birds--Behavior Birds--Identification 1977-02-12 N/A
Bird sighting of Ospreys at Lake Red Rock contributed by Jon Stravers, winter, 1976-1977 Field notes Bird watching Birds--Behavior Birds--Identification Binoculars 1976-12-01 1977-02-28
Fern L. Tanner letter to Nicholas S. Halmi reporting the sighting of a Gray Jay, winter 1976-1977 Correspondence Field notes Bird watching Birds--Behavior 1976-12-01 1977-02-28
Gladys Black letter to Nicholas S. Halmi regarding bird sightings, December 14, 1976 Correspondence Field notes Bird watching Birds--Behavior 1976-12-14 N/A
Gladys Black letter to Nicholas S. Halmi regarding bird sightings, January 8, 1977 Correspondence Field notes Bird watching Birds--Behavior Birds--Research Wit and humor Birds--Feeding and feeds 1977-01-18 N/A
Gladys Black letter to Nicholas S. Halmi regarding bird sighting reports, March 18, 1977 Correspondence Field notes Bird watching Birds--Behavior Anseriformes | Ducks, Geese, and Swans Predation (Biology) 1977-03-18 N/A
More Gray Jays in Iowa Bird watching Birds--Behavior Zoological specimens 1976-08-01 1977-02-28
Tom Stone, Jr. field notes with bird sightings, summer 1979 Field notes Reports Bird watching Birds--Behavior Birds--Habitat Vireonidae | Vireos 1979-08-02 N/A
Field notes contributed by Eric G. Joranson, March 15, 1980 Field notes Bird watching Birds--Behavior Birds--Research 1980-03-15 N/A
Curt Nelson letter to Thomas H. Kent regarding a bird sighting, May 27, 1980 Correspondence Field notes Bird watching Birds--Behavior Weather 1980-05-27 N/A
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
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 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
Ronald Harms letter to Thomas H. Kent regarding an injured caged owl, December 3, 1981 Correspondence Field notes Birds--Behavior Birds--Food Nocturnal birds 1981-12-03 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
Field notes contributed by Michael C. Newlon, December 1, 1981 Field notes Bird watching Birds--Behavior Birds--Identification Birds--Research Ornithology--Methodology Rare birds 1981-12-01 N/A
Field notes contributed by Paul Martsching, winter 1981-1982 Field notes Forms (documents) Bird watching Birds--Behavior Birds--Identification Rare birds 1981-12-01 1982-02-28
Field notes with additional documentation contributed by Barbara L. Wilson, winter 1981-1982 Field notes Bird declines Bird kills Bird watching Birds--Behavior Birds--Counting Birds--Identification Weather 1981-12-01 1982-02-28