Title Genres Topics Date (Start) Date (End)
Spring records for birds sighted in the Iowa City area, 1975 Correspondence Field notes Bird watching Birds--Research Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Fringillidae | Finches Parulidae | Warblers 1975-03-01 1975-05-31
Spring migration, March 1-May 24, 1984, contributed by Peter C. Petersen Field notes Bird watching Birds--Migration Birds--Nests 1984-03-01 1984-03-24
Spring migration report, Middlewestern Prairie Region, Council Bluffs, Iowa, area (Part of the Omaha Metropolitan Area), 1972 Field notes Bird watching Birds--Migration 1972-03-01 1972-05-31
Pearl Knoop letter to Peter C. Petersen regarding Marble Rock, Iowa spring migration, June 10, 1965 Correspondence Field notes Bird watching Birds--Migration Fringillidae | Finches Parulidae | Warblers 1965-06-10 N/A
Tim C. Moermond and Mike Orthel letter to Peter C. Petersen regarding spring migration, May 28, 1963 Artifacts (object genre) Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-05-28 N/A
Robert L. Nelson letter to Peter C. Petersen regarding spring migration, June 14, 1963 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-06-14 N/A
Pearl Knoop letter to Peter C. Petersen regarding spring migration, June 4, 1963 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-06-04 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
Field reports Field notes Bird watching Birds--Nests Birds--Research 1978-03-01 1978-05-31
Spring 1984 field reports contributed by Richard Jule Hollis Field notes Bird watching 1984-03-01 1984-05-31
Special sighting reports Field notes Bird watching Birds--Breeding Birds--Habitat 1986-06-01 1986-07-31
Special sighting reports, Doug Reeves, summer 1987 Field notes Forms (documents) Bird watching Birds--Behavior Birds--Habitat Birds--Identification Birdsongs Ornithology--Methodology Rare birds 1987-06-01 1987-07-31
Special sighting reports, Thomas Rosburg, summer 1987 Field notes Forms (documents) Bird watching Birds--Identification Birds--Nests Ornithology--Methodology Rare birds 1987-06-01 1987-07-31
Special sighting reports, George E. Crossley, summer 1987 Field notes Forms (documents) Bird watching Birds--Habitat Birds--Identification Birdsongs Ornithology--Methodology Rare birds 1987-06-01 1987-07-31
Special sighting reports, Mark A. Dietzenbach, summer 1987 Field notes Forms (documents) Bird watching Birds--Habitat Birds--Identification Birdsongs Ornithology--Methodology Rare birds 1987-06-01 1987-07-31
Special sighting reports and Iowa Breeding Bird Atlas documentation form, Patricia A. Jackson, August 20, 1986. Field notes Forms (documents) Bird watching Birds--Habitat Birds--Identification Birdsongs Ornithology--Methodology Rare birds 1986-08-20 N/A
Special sighting report, Doug Reeves, summer 1987 Field notes Forms (documents) Bird watching Birds--Habitat Birdsongs Ornithology--Methodology Rare birds 1987-06-01 1987-07-31
Special sighting report, Gail George, summer 1987 Field notes Forms (documents) Reports Bird watching Birds--Habitat Birdsongs Ornithology--Methodology Rare birds 1987-06-01 1987-07-31
Special sighting report, Ardiss Galvin, summer 1987 Field notes Forms (documents) Bird watching Birds--Identification Birdsongs Ornithology--Methodology Rare birds 1987-06-01 1987-07-31
Special sighting report, Cathy C. Conway and Barbara Henderson, summer 1987 Field notes Reports Bird watching Birds--Habitat Birdsongs Ornithology--Methodology Rare birds 1987-06-01 1987-07-31
Gladys Black letter to Nicholas S. Halmi regarding Snowy Owl sightings and Iowa Ornithologists' Union membership, January 24, 1977 Correspondence Field notes Bird watchers Bird watching Ornithology--Societies, etc 1977-01-24 N/A
Robert W. Nero letter to Gladys Black regarding Snowy Owl migration, February 21, 1977 Correspondence Field notes Bird watching Birds--Food Birds--Migration Weather 1977-02-21 N/A
Smith's Longspur Survey contributed by Raymond L. Cummins, April 4, 1982 Field notes Bird watching Birds--Counting 1982-04-04 N/A
Smith's Longspur Survey contributed by Peter C. Petersen, April 10, 1982 Field notes Bird watching Birds--Habitat 1982-04-10 N/A
Iowa RBA, September 27-October 2, 1999 Correspondence Field notes Bird watching Birds--Identification Threskiornithidae | Ibises Emberizidae | Sparrows Dial-a-message telephone calls 1999-09-27 1999-10-02