Title Genres Topics Date (Start) Date (End)
Field notes, Amaqua Township and Council Bluffs, fall 1974 Correspondence Field notes Bird watching Birds--Migration 1974-08-01 1974-11-30
W. Ross Silcock letter to Vernon M. Kleen regarding fall migration 1975, December 5, 1975 Correspondence Field notes Bird watching Birds--Migration Birds--Research 1975-12-05 N/A
Peter C. Petersen letter to Woodward H. Brown, regarding fall migration 1975, December 9, 1975 Correspondence Field notes Bird watching Birds--Counting Birds--Migration 1975-12-09 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
Dean Mosman letter to Vernon M. Kleen regarding bird kills at the Alleman TV tower and hawk population, November 20, 1975 Correspondence Field notes Bird watching Birds of prey Birds--Migration Birds--Research Accipitridae | Hawks and Eagles Radio and television tower bird strikes 1975-11-20 N/A
Gladys Black letter, field notes and map to Vernon M. Kleen regarding fall migration, 1975, Red Rock Lake and Refuge, December 10, 1975 Correspondence Field notes Maps (documents) Bird populations Bird watching Birds--Migration Birds--Research Habitat (Ecology) Ornithology--Methodology Power-plants 1975-12-10 N/A
Iowa Ornithologists' Union, Quarterly field report, and Council Bluffs field notes, winter 1974-1975 Correspondence Field notes Bird watching Birds--Counting Birds--Migration Fringillidae | Finches 1974-12-01 1975-02-28
Council Bluffs, Iowa spring 1975 migration report Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1975-03-01 1975-05-31
Iowa 1975 spring migration, Red Rock Refuge and Lake Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Rare birds 1975-03-01 1975-05-31
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
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
Red Rock Reservoir spring migration, May 29, 1974 Field notes Bird watching Birds--Habitat Birds--Migration Habitat (Ecology) 1974-05-29 N/A
Nicholas S. Halmi letter to Vernon M. Kleen reporting summer sightings, August 2, 1974 Correspondence Field notes Bird watching Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Weather 1974-08-02 N/A
Fall migration, Iowa, 1971 Field notes Bird watching Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Weather 1971-08-01 1971-11-30
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
Iowa Ornithologists' Union, Quarterly field report, fall 1974 Field notes Bird watching Birds--Migration 1974-08-01 1974-11-30
Gladys Black letters to Vernon M. Kleen regarding fall migration and nesting season, 1974 Correspondence Field notes Bird watching Birds--Migration Birds--Nests Habitat (Ecology) Radio and television tower bird strikes 1974-08-01 1974-11-30
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
Iowa Ornithologists' Union, Quarterly field report, fall 1973 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1973-08-01 1973-11-30
Lake Red Rock and Red Rock Refuge, fall migration, 1973 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1973-08-01 1973-11-30
Winter censuses, Ames, Iowa, January-March 1971 Field notes Charts (graphic documents) Bird watching Birds--Counting Birds--Migration 1971-01-16 1971-03-07
Report from Red Rock Refuge and Lake area, Pleasantville, Iowa, winter season, December 1970-March 1971 Field notes Bird watching Birds--Migration Anseriformes | Ducks, Geese, and Swans Weather 1970-12-01 1971-03-31
Spring migration 1971, Red Rock Refuge and Pleasantville area, Marion County, Iowa Field notes Bird watching Birds--Migration 1971-03-01 1971-05-31
Field notes from Frederick W. Kent, Iowa City, fall 1971 Field notes Bird watching Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers 1971-08-01 1971-11-30
Report from Red Rock Refuge, Marion County, Iowa, 1971 fall migration Field notes Bird watching Birds--Migration Habitat (Ecology) 1971-11-30 N/A