Title Genres Topics Date (Start) Date (End)
Report for "American Birds" Midwestern Prarie Region: 1 August - 30 November 1976 Field notes Bird watching Birds--Research 1976-08-01 1976-11-30
Fall season Polk County migration, fall 1976 Field notes Bird watching Birds--Migration Birds--Research 1976-08-01 1976-11-30
Iowa Ornithologists' Union, Quarterly field report, summer 1976 Field notes Bird watching Birds--Research Ornithology--Methodology 1976-08-01 1976-08-31
Letter from Richard DeCoster to Iowa Ornithologists' Union regarding bird sightings from June 1 to July 31, 1976 Correspondence Field notes Bird watching Birds--Research Accipitridae | Hawks and Eagles Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers 1976-06-01 1976-07-31
Lake Red Rock & Refuge & Pleasantville, summer 1976 Field notes Bird watching Birds--Research 1976-06-01 1976-07-31
Bird sighting list from Melba Wigg Field notes Bird watching Birds--Research 1976-03-01 1976-05-31
Gladys Black letter to Vernon Kleen regarding Red Rock Refuge and the Evening Grosbeak invasion, February 1976 Correspondence Field notes Maps (documents) Bird populations Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1976-02-01 1976-02-29
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
Spring records for birds sighted in the Iowa City area, 1975 Correspondence Field notes Bird watching Birds--Research Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Fringillidae | Finches Parulidae | Warblers 1975-03-01 1975-05-31
Council Bluffs, Iowa spring 1975 migration report Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1975-03-01 1975-05-31
Winter of 1974-75, Red Rock area and Pleasantville, Iowa field notes, and Snowy Owl reports Clippings (information artifacts) Correspondence Field notes Maps (documents) Bird kills Bird watching Birds--Research Ornithology--Methodology Weather 1974-12-01 1975-02-28
Field notes and map from Michael C. Newlon, Iowa City area, winter 1974-1975 Field notes Maps (documents) Bird watching Birds--Research Icteridae | Blackbirds, Orioles, Meadowlarks, and allies Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology Fringillidae | Finches Water birds 1974-12-01 1975-02-28
Robert Jessen letter and checklist to Vernon M. Kleen regarding birds sighted during 1974 fall migration, December 1, 1974 Checklists Correspondence Bird watching Birds--Identification Birds--Migration Birds--Research Ornithology--Methodology 1974-08-01 1974-11-30
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
Iowa Ornithologists' Union, Quarterly field report, fall 1973 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1973-08-01 1973-11-30
Polk County check-list of the observations of members of the Des Moines Audubon Society Checklists Field notes Maps (documents) Bird watching Birds--Migration Birds--Research 1973-11-01 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
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
Annotated copy of Polk County check-list of the observations of members of the Des Moines Audubon Society, 1959 Checklists Field notes Maps (documents) Bird watching Birds--Migration Birds--Research 1949-06-05 1973-04-17
Red-shouldered Hawk sighting notes Field notes Research notes Bird watching Birds--Geographical distribution Birds--Research 1970-01-01 1971-12-31
Photograph of three hatching Wood Duck eggs Photographs Birds--Eggs Birds--Research 1971-07-01 1971-07-31
Photograph of a mother Wood Duck in a duck house Photographs Birds--Habitat Birds--Research Birdhouses Wood duck--Behavior 1971-07-01 1971-07-31
Photograph of a mother Wood Duck diving from a duck house Photographs Birds--Habitat Birds--Research Birdhouses Wood duck--Behavior 1971-07-01 1971-07-31
Photograph of a Wood Duck duckling in a duck house Photographs Birds--Research Birdhouses Ducklings Wood duck--Behavior 1971-07-01 1971-07-31
Photograph of a Wood Duck duckling diving from a duck house Photographs Birds--Research Birdhouses Ducklings Wood duck--Behavior 1971-07-01 1971-07-31