Title Genres Topics Date (Start) Date (End)
Audubon field notes, summer 1968 Field notes Bird watching Birds--Nests Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Phalaropus | Phalaropes Parulidae | Warblers Weather 1968-06-01 1968-07-31
Wilson's Phalaropes nesting in Northwest Iowa Field notes Photographs Bird watching Birds--Identification Birds--Nests 1968-06-01 1968-06-30
Gladys Black letter to Peter C. Petersen regarding spring migration at Red Rock Refuge, June 12, 1970 Correspondence Field notes Bird watching Birds--Counting Birds--Migration Birds--Nests 1970-06-12 N/A
Gladys Black letter to Vernon M. Kleen regarding changes in habitat and birds sighted at Red Rock Refuge during 1968-1970, April 7, 1971 Correspondence Field notes Bird watching Birds--Habitat Birds--Nests 1971-04-07 N/A
Nesting season 1971, Pleasantville, Marion County, Iowa and Red Rock Refuge Field notes Bird watching Birds--Nests 1971-06-01 1971-07-31
Iowa Ornithologists' Union, field report compiled data, House Wren, 1971-1982 Field notes Bird watching Birds--Counting Birds--Nests Birdsongs Birds--Research Birds--Infancy 1971-10-25 1982-10-10
Iowa Ornithologists' Union, field report compiled data, American Woodcock, 1971-1983 Field notes Bird watching Birds--Counting Birds--Eggs Birds--Nests Birdsongs Birds--Research Birds--Infancy 1971-11-11 1983-07-13
Red Rock Lake, Red Rock Refuge, Iowa, spring 1973 Field notes Bird watching Birds--Nests Birds--Research Environmental monitoring 1973-03-01 1973-05-31
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
Gladys Black letter and report to Vernon M. Kleen regarding winter Red Rock Lake area bird sightings, March 6, 1974 Correspondence Field notes Bird populations Bird watching Birds--Nests Birds--Research 1974-03-06 N/A
Robert Jessen letter to Vernon M. Kleen regarding birds sighted in Mahaska County during winter, April 2, 1974 Correspondence Field notes Bird banding Bird watching Birds--Counting Birds--Nests 1974-04-02 N/A
Letter from Robert Jessen to Vernon M. Kleen regarding birds sighted near Oskaloosa, summer 1974 Correspondence Field notes Bird watching Birds--Nests Birds--Research Troglodytidae | Wrens 1974-06-01 1974-07-31
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
Records Committee review for rare bird sighting for Chukar at Davenport in 1974 Administrative records Clippings (information artifacts) Field notes Bird banding Birds--Identification Birds--Nests Introduced birds Photography of birds Rare birds 1974-09-01 1993-08-26
Gladys Black letter to Vernon M. Kleen regarding birds sighted during breeding season 1975, August 5, 1975 Correspondence Field notes Bird watching Birds--Nests Birds--Research Ornithology--Methodology Radio and television tower bird strikes 1975-08-05 N/A
Lake Red Rock & Refuge & Pleasantville, summer 1976 Field notes Bird watching Birds--Nests Birds--Research Ornithology--Methodology 1976-10-15 N/A
Gladys Black letter to Nicholas S. Halmi regarding bird sightings, January 21, 1977 Correspondence Field notes Bird surveys Bird watching Birds--Identification Birds--Nests Birds--Research Turdidae | Thrushes 1977-01-21 N/A
Gladys Black letter to Nicholas S. Halmi regarding bird watching, April 27, 1977 Correspondence Field notes Bird watching Birds--Nests Rare birds Predation (Biology) 1977-04-27 N/A
Iowa Ornithologists' Union, field report compiled data, Bobolink, 1977-1983 Field notes Bird watching Birds--Counting Birds--Nests Birds--Research Birds--Infancy 1977-04-29 1983-07-31
Charlotte Scott letter to Nicholas S. Scott regarding blue-listed birds, June 7, 1977 Correspondence Field notes Bird watching Birds--Conservation Birds--Nests 1977-06-07 N/A
Field notes contributed by Gene Burns, fall 1977 Field notes Bird feeders Bird watching Birds--Habitat Birds--Nests Weather Birds--Infancy 1977-08-01 1977-11-30
Field notes contributed by James J. Dinsmore, fall 1977 Field notes Bird watching Birds--Nests Birds--Infancy 1977-08-01 1977-11-30
Field notes contributed by Tom Stone, fall 1977 Field notes Bird watching Birds--Nests Birds--Infancy 1977-08-01 1977-11-30
Iowa Ornithologists' Union, Quarterly field report, fall 1977 Field notes Bird banding Bird watching Birds--Eggs Birds--Nests Birdsongs Birds--Research Weather Birds--Infancy 1977-08-01 1977-11-30
Iowa Ornithologists' Union, field report compiled data, Eastern Bluebird, 1977-1983 Field notes Bird watching Birds--Counting Birds--Nests Birds--Research 1977-09-01 1983-07-31