Title Genres Topics Date (Start) Date (End)
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
Field notes for spring at Red Rock area, 1977 Checklists Field notes Bird watching Birds--Counting Birds--Migration Nest building Women conservationists Ducks--Counting 1977-03-01 1977-05-31
Randall Pinkston letter to James Dinsmore regarding bird sightings for the official field report, June 2, 1991 Checklists Correspondence Field notes Bird watching Birds--Behavior Birds--Identification Birds--Migration Rare birds Weather 1991-06-02 N/A
Peter Wickham letter to Carl Bendorf, June 2 1991 Checklists Correspondence Field notes Bird watching Birds--Identification Birds--Migration Weather 1991-03-01 1991-06-02
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
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
Annotated copy of Polk County check-list of the observations of members of the Des Moines Audubon Society, 1953 Checklists Field notes Bird watching Birds--Migration Birds--Research 1938-11-17 1959-12-31
Check list of the birds of Story County, Iowa, 1970 Checklists Bird watching Birding sites Birds--Habitat Birds--Identification Birds--Migration Icteridae | Blackbirds, Orioles, Meadowlarks, and allies Anseriformes | Ducks, Geese, and Swans Tyrannidae | Flycatchers Laridae | Gulls and Terns Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Ornithology--Methodology Scolopacidae | Sandpipers, Phalaropes, and allies Parulidae | Warblers Important bird areas Piciformes | Woodpeckers and allies Emberizidae | Sparrows 1970-03-01 1970-03-31