Title Genres Topics Date (Start) Date (End)
Dean Mosman letter to Vernon M. Kleen regarding bird kills at the Alleman TV tower and hawk population, November 20, 1975 Correspondence Field notes Bird watching Birds of prey Birds--Migration Birds--Research Accipitridae | Hawks and Eagles Radio and television tower bird strikes 1975-11-20 N/A
Dick Bierman letter to Nicholas S. Halmi regarding spring bird sightings, May 28, 1979 Correspondence Field notes Reports Bird watching Birds--Migration Birds--Nests Anseriformes | Ducks, Geese, and Swans Gaviiformes | Loons Rare birds Parulidae | Warblers 1979-05-28 N/A
Dick Bierman letter to Thomas Kent regarding fall field report for 1980, December 3, 1980 Correspondence Field notes Bird watching Birds--Migration 1980-12-03 N/A
Douglas C. Harr letter to Thomas H. Kent regarding bird sightings, November 30, 1979 Correspondence Field notes Bird watching Birds--Migration Anseriformes | Ducks, Geese, and Swans 1979-11-30 N/A
Douglas E. Trapp letter to Thomas H. Kent regarding raptor migration watch, October 3, 1986 Correspondence Field notes Bird watching Birds of prey Birds--Migration Ornithology--Methodology Weather 1986-10-03 N/A
Dwight N. Blumer letter to Thomas H. Kent regarding winter bird sightings, January 30, 1983 Correspondence Field notes Bird watching Birds--Migration Birds--Research Country life 1983-01-30 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 1986 field report Field notes Birds--Counting Birds--Migration Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures 1986-08-01 1986-11-30
Fall 1994 report, John Van Dyk Field notes Bird watching Birds--Migration Weather 1994-08-01 1994-11-30
Fall field reports contributed by Richard Jule Hollis, 1984 Field notes Bird watching Birds--Migration Rare birds 1984-08-01 1984-11-30
Fall migration, Iowa, 1971 Field notes Bird watching Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Weather 1971-08-01 1971-11-30
Fall report Field notes Bird watching Birds--Migration Fringillidae | Finches Weather 1978-08-01 1978-11-30
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
Fall season Polk County migration, fall 1976 Field notes Bird watching Birds--Migration Birds--Research 1976-08-01 1976-11-30
Fall, early spring, and late spring migration dates for Iowa Administrative records Field notes Bird watching Birds--Counting Birds--Identification Birds--Migration Anseriformes | Ducks, Geese, and Swans Tyrannidae | Flycatchers Parulidae | Warblers N/A N/A
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 Ann Johnson, fall 1992 Field notes Reports Bird populations Bird watching Birds--Counting Birds--Identification Birds--Migration Parulidae | Warblers 1992-08-01 1992-11-30
Field notes contributed by Ann Johnson, spring 1997 Field notes Bird watching Birds--Counting Birds--Migration Laridae | Gulls and Terns Vireonidae | Vireos Parulidae | Warblers 1997-03-01 1997-05-31
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 Beth Proescholdt, fall 1982 Field notes Forms (documents) Bird watching Birds--Counting Birds--Migration Fringillidae | Finches Parulidae | Warblers Weather N/A N/A