Title Genres Topics Date (Start) Date (End)
Audubon field notes, winter migration, 1963 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-03-31 N/A
Joe Kennedy letter to Peter C. Petersen regarding field notes for Des Moines, Iowa for summer, 1965 Field notes Bird declines Bird populations Bird watching Birds--Migration 1965-06-01 1965-07-31
1977 Spring Report, parts I and II Field notes Bird declines Bird populations Bird watching Birds--Migration 1977-03-01 1977-05-31
1978 fall report Field notes Bird populations Bird watching Birds--Counting Birds--Migration Parulidae | Warblers 0198-08-01 1978-11-30
1978 spring migration, Red Rock Area and Pleasantville Township Field notes Bird watching Birds--Migration Birds--Research 1978-03-01 1978-05-31
1998 spring Iowa birds report, Babs & Loren Padelford Field notes Bird watching Birds--Migration Birds--Nests Birdsongs 1998-03-01 1998-05-31
Allen Green letter to Philip DuMont regarding Snowy Egrets and Black Ducks, May 9, 1934 Correspondence Bird watching Birds--Migration 1934-05-09 N/A
Ames Audubon Newsletter, Volume 1, Number 8, March 10, 1969 Newsletters Birds--Migration Ornithology--Societies, etc Wildlife conservation Parks--Iowa Ecological surveys 1969-03-10 N/A
Ames Audubon Society March Newsletter, 1975 Newsletters Bird watching Birds--Migration Ornithology--Societies, etc 1975-03-01 1975-03-31
Ames Audubon Society Newsletter, March 1972 Newsletters Birds--Identification Birds--Migration Anseriformes | Ducks, Geese, and Swans Ornithology--Societies, etc 1972-03-01 1972-03-31
Ames Audubon Society Newsletter, May 1973 Newsletters Bird watching Birds--Migration Ornithology--Societies, etc Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Meetings 1973-05-01 1973-05-31
Annotated bird sighting list for spring 1981 compiled by Carl J. Bendorf Field notes Surveys (documents) Bird watching Birds--Migration Parulidae | Warblers 1981-05-30 N/A
Annotated bird sighting list for spring 1981 compiled by Pete Petersen Field notes Surveys (documents) Birds of prey Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers 1981-06-02 N/A
Annotated bird sighting list for Spring 1994 compiled by Gordon Brand Field notes Bird watching Birds--Migration Parulidae | Warblers Weather 1994-03-01 1994-05-31
Annotated bird sighting list for Spring 1994 compiled by Jeff Dankert Field notes Bird watching Birds--Migration 1994-03-01 1994-05-31
Annotated bird sighting list for spring 1998 compiled by Dennis Henrickson Field notes Bird watching Birds--Migration Parulidae | Warblers 1998-03-01 1998-05-31
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
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
Arrival dates of water birds Research notes Bird watching Birds--Geographical distribution Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Water birds N/A N/A
Audubon field notes contributed by Woodward H. Brown, June 6, 1966 Field notes Bird watching Birds--Migration Birds--Research Tyrannidae | Flycatchers Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Vireonidae | Vireos Parulidae | Warblers Weather 1966-06-06 N/A
Audubon field notes for Des Moines, winter 1963-1964 Field notes Bird declines Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-12-01 1964-02-28
Audubon field notes for fall migration, 1965 contributed by Woodward H. Brown Field notes Bird populations Bird watching Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Weather 1965-08-01 1965-11-30
Audubon field notes for Iowa, fall 1966 Correspondence Field notes Bird watching Birds--Identification Birds--Migration Birds--Research Ornithology--Methodology Fringillidae | Finches 1966-08-01 1966-11-30
Audubon field notes for spring 1964 migration contributed by Woodward H. Brown, June 7, 1964 Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1964-06-07 N/A
Audubon field notes for spring 1967 contributed by Frederick W. Kent Clippings (information artifacts) Correspondence Field notes Bird watchers Bird watching Birds--Migration Birds--Research Parulidae | Warblers 1967-03-01 1967-05-31