Title Genres Topics Date (Start) Date (End)
Fall 1986 field report Field notes Birds--Counting Birds--Migration Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures 1986-08-01 1986-11-30
John Van Dyke letter to Carl J. Bendorf regarding bird sightings, December 3, 1986 Correspondence Field notes Bird declines Bird watching Birds--Counting Birds--Migration 1986-12-03 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
Field notes contributed by John Van Dyk, June 1, 1987 Field notes Bird feeders Bird watching Birds--Migration Birds--Nests Birds--Research Anseriformes | Ducks, Geese, and Swans Tyrannidae | Flycatchers Fringillidae | Finches Vireonidae | Vireos Parulidae | Warblers Weather 1987-06-01 N/A
Field reports form, contributed by Douglas C. Harr, fall 1986 Field notes Birds--Migration Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Weather 1986-08-01 1986-11-30
Field reports form for submitting seasonal observations of Iowa birds, Ann Johnson, fall 1988 Field notes Forms (documents) Bird feeders Bird watching Birds--Counting Birds--Identification Birds--Migration Birds--Nests Birdsongs Vireonidae | Vireos Parulidae | Warblers Weather Birds--Infancy Emberizidae | Sparrows 1988-08-01 1988-11-30
John Van Dyk letter to Carl J. Bendorf regarding bird sightings, fall 1988 Correspondence Field notes Bird watching Birds--Migration Birds--Nests Birdsongs Parulidae | Warblers Weather Birds--Infancy 1988-08-01 1988-11-30
Field reports of Iowa birds contributed by Thomas H. Kent, November 26, 1988 Field notes Bird watching Birds--Counting Birds--Identification Birds--Migration Birdsongs Birds--Infancy 1988-11-26 N/A
IOU field reports form, Douglas C. Harr, May 27, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Migration Birdsongs Weather 1988-05-27 N/A
Field reports form for submitting seasonal observations of Iowa birds, Robert K. Myers, fall 1987 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Birds--Migration Rare birds Parulidae | Warblers 1987-08-01 1987-11-30
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, Douglas C. Harr, fall 1987 Field notes Forms (documents) Bird watching Birds--Counting Birds--Migration Parulidae | Warblers Weather 1987-08-01 1987-11-30
Field notes contributed by James L. Hansen, fall 1987 Field notes Forms (documents) Bird watching Birds--Counting Birds--Migration 1987-08-01 1987-11-30
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 reports form for submitting seasonal observations of Iowa birds, Gordon Brand, fall 1987 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Birds--Migration Parulidae | Warblers 1987-08-01 1987-11-30
Field reports, Marion M. Brewer, fall 1989 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Birds--Migration 1989-08-01 1989-11-30
Field reports, several observers, fall 1989 Field notes Bird watching Birds--Identification Birds--Migration Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Charadriiformes | Shore-birds, Gulls, and Auks Weather 1989-08-01 1989-11-30
Field reports, Douglas Harr, fall 1989 Field notes Animal migration--Climatic factors Bird watching Birds--Identification Birds--Migration Scolopacidae | Sandpipers, Phalaropes, and allies Weather 1989-08-01 1989-11-30
Field reports, Ann Johnson, fall 1989 Field notes Animal migration--Climatic factors Bird watching Birds--Counting Birds--Identification Birds--Migration Weather 1989-08-01 1989-11-30
John Van Dyk letter to Carl J. Bendorf regarding field reports for the IOU quarterly field report, December 1, 1989 Correspondence Field notes Bird watching Birds--Behavior Birds--Identification Birds--Migration Parulidae | Warblers Weather 1989-12-01 N/A
Field reports, Ann Johnson, summer 1990 Field notes Bird watching Birds--Counting Birds--Migration Birds--Nests Weather 1990-06-01 1990-07-31
Field reports, Matthew Kenne, summer 1990 Field notes Forms (documents) Bird watching Birds--Identification Birds--Migration Birds--Nests Rare birds Weather 1990-06-01 1990-07-31
Fourth Supplementary Breeding Bird Census of Big Sand Mound Nature Preserve, July 1990 Field notes Reports Bird watching Birds--Behavior Birds--Breeding Birds--Identification Birds--Migration Birds--Nests Weather 1990-07-01 1990-07-31
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
Chuck Williamson email to Jim Fuller, December 7, 1990 Field notes Bird watching Birds--Behavior Birds--Identification Birds--Migration 1990-12-07 N/A