Title Genres Topics Date (Start) Date (End)
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
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
Audubon field notes for summer 1965 contributed by Frederick W. Kent Field notes Bird populations Bird watching Birds--Migration Laniidae | Shrikes 1965-06-01 1965-07-31
Field notes for spring migration, 1965 contributed by Woodward H. Brown Field notes Bird populations Bird watching Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Fringillidae | Finches Turdidae | Thrushes Parulidae | Warblers Weather 1965-03-01 1965-05-31
Field notes contributed by Frederick W. Kent for spring, 1965 Field notes Bird populations Bird watching Birds--Migration Rare birds Parulidae | Warblers 1965-03-01 1965-05-31
Audubon field notes for winter 1964-1965 contributed by Frederick W. Kent Field notes Bird declines Bird populations Bird watching Birds--Migration 1964-12-01 1965-02-28
Iowa Ornithologists' Union, Quarterly field report, fall 1964 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Weather 1964-08-01 1964-11-30
Audubon field notes summer migration 1964 contributed by Woodward H. Brown Field notes Bird declines Bird populations Bird watching Birds--Migration Birds--Nests Birds--Research Ornithology--Methodology Weather 1964-06-01 1964-07-31
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 winter migration 1963-1964 contributed by Frederick W. Kent Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology Weather 1963-12-01 1964-02-28
Field notes, spring migration, 1963 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-03-01 1963-05-31
Field notes for Morse Lake, May 1963 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Parulidae | Warblers 1963-05-01 1963-05-31
Audubon field notes, spring migration, 1963 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-03-01 1963-05-31
Joe Kennedy letter to Peter C. Petersen regarding field notes, winter 1963 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-03-01 1963-03-31
Iowa Ornithologists' Union, Quarterly field report, fall 1962 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1962-08-01 1962-11-30
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
Philip DuMont telegram to Burt Gresham regarding Goose migration, March 1938 Correspondence Field notes Bird watching Birds--Counting Birds--Migration 1938-03-01 1938-03-31
Philip DuMont telegram to Burt Gresham regarding Goose migration Correspondence Field notes Bird watching Birds--Counting Birds--Migration 1936-03-01 1936-05-31
Philip DuMont telegram to Burt Gresham regarding Goose migration, Spring 1933 Correspondence Field notes Bird watching Birds--Counting Birds--Migration 1933-03-01 1933-05-31
Bird migration records, 1926 Field notes Bird watching Birds--Geographical distribution Birds--Migration Migratory birds 1927-01-01 1927-01-31
Tim C. Moermond letter to Peter C. Petersen regarding field notes, winter 1963 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-04-03 N/A
Florence McCaughey letter to Peter C. Petersen regarding 1962 fall migration report, December 6, 1962 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1962-12-06 N/A
Pearl Knoop letter to Peter C. Petersen regarding fall migration, December 15, 1962 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1962-12-15 N/A
Audubon field notes, fall migration,1962 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1962-12-04 N/A
Vernon M. Kleen letter to Peter C. Petersen regarding field notes from the 1960s, January 19, 1989 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1989-01-19 N/A