Title Genres Topics Date (Start) Date (End)
Edward William Nelson letter to the bird migration observers of the Biological Survey regarding a change in reporting bird observations, March 2, 1925 Correspondence Instructions (document genre) Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1925-03-02 N/A
Eldon J. Bryant letter to Thomas H. Kent regarding spring bird sightings, Akron, Iowa, May 28, 1984 Correspondence Field notes Bird kills Bird watching Birds--Migration Birds--Research Weather 1984-05-28 N/A
Eldon J. Bryant letter to Woodward H. Brown regarding spring migration, May 17, 1964 Correspondence Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1964-05-17 N/A
Fall report, Fremont County, Iowa and nearby areas Correspondence Field notes Bird watching Birds--Migration Fringillidae | Finches Parulidae | Warblers Water birds 1976-08-01 1976-11-30
Field notes and a letter to Thomas H. Kent contributed by Barbara L. Wilson, spring 1982 Correspondence Field notes Bird watching Birds--Identification Birds--Migration Birds--Nests Hirundinidae | Swallows Weather 1982-03-01 1982-05-31
Field notes and Beth Proescholdt letter, fall 1991 Correspondence Field notes Bird watching Birds--Migration Accipitridae | Hawks and Eagles Weather 1991-08-01 1991-11-30
Field notes and John Van Dyk letter to James J. Dinsmore, summer 1996 Correspondence Field notes Bird declines Bird watching Birds--Migration Birdsongs Weather Birds--Infancy Birds--Feeding and feeds 1996-06-01 1996-07-31
Field notes and letter from Tanya Bray to Thomas H. Kent regarding a sighting of an unusual looking duck, March 3, 1983 Correspondence Field notes Reports Bird watching Birds--Migration Birdsongs Birds--Research Anseriformes | Ducks, Geese, and Swans Rare birds 1983-03-03 N/A
Field notes and letter to Thomas H. Kent contributed by James J. Dinsmore, June 3, 1996 Correspondence Field notes Bird kills Bird watching Birds--Counting Birds--Identification Birds--Migration Birds--Nests Parulidae | Warblers Weather 1996-06-03 N/A
Field notes contributed by Barbara L. Wilson, spring 1984 Correspondence Field notes Bird watching Birds--Food Birds--Migration Weather 1984-03-01 1984-05-31
Field notes contributed by Raymond L. Cummins, fall 1987 Correspondence Field notes Forms (documents) Bird watching Birds--Counting Birds--Migration Birdsongs Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Vireonidae | Vireos Parulidae | Warblers Emberizidae | Sparrows 1987-08-01 1987-11-30
Field notes contributed by Robert K. Myers, spring 1984 Correspondence Field notes Forms (documents) Bird watching Birds--Migration 1984-03-01 1984-05-31
Field notes, Amaqua Township and Council Bluffs, fall 1974 Correspondence Field notes Bird watching Birds--Migration 1974-08-01 1974-11-30
Field reports and letter to Carl J. Bendorf contributed by Bob Livermore, fall 1987 Correspondence Field notes Birds--Counting Birds--Migration Birdsongs Ornithology--Methodology 1987-08-01 1987-11-30
Field reports form for submitting seasonal observations of Iowa birds and letter to James J. Dinsmore contributed by Douglas C. Harr, July 31, 1992 Correspondence Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Migration Birds--Nests Rare birds Weather 1992-07-31 N/A
Field reports, Hank Zaletel, spring 1991 Correspondence Field notes Bird watching Birds--Identification Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks 1991-03-01 1991-06-02
Field reports, Steve Dinsmore, fall 1990 Correspondence Field notes Bird watching Birds--Behavior Birds--Identification Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Waterfowl 1990-08-01 1990-11-30
Florence McCaughey letter regarding fall bird migration, November 25, 1964 Correspondence Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology Parulidae | Warblers 1964-11-25 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
Gladys Black letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird watching Birds--Migration Birds--Research 1977-01-17 N/A
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, field notes and map to Vernon M. Kleen regarding fall migration, 1975, Red Rock Lake and Refuge, December 10, 1975 Correspondence Field notes Maps (documents) Bird populations Bird watching Birds--Migration Birds--Research Habitat (Ecology) Ornithology--Methodology Power-plants 1975-12-10 N/A
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
Hank Zaletel letter to Thomas H. Kent regarding poor spring migration, June 3, 1985, with accompanying field notes Correspondence Field notes Bird watching Birds--Migration 1985-06-03 N/A
Herbert F. Wiese letter to Stephen Dinsmore regarding bird sightings for IOU quarterly field reports spring 1991, March 12, 1991 Correspondence Field notes Bird watching Birds--Identification Birds--Migration 1991-03-08 N/A