Title Genres Topics Date (Start) Date (End)
Peter C. Petersen letter to Woodward H. Brown, regarding fall migration 1975, December 9, 1975 Correspondence Field notes Bird watching Birds--Counting Birds--Migration 1975-12-09 N/A
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
Tri-city Bird Club daily field card compiled by Peter C. Petersen and Dale Birkenholz, May 29, 1956 Checklists Bird watching Birds--Counting Birds--Identification Anseriformes | Ducks, Geese, and Swans Ornithology--Methodology Scolopacidae | Sandpipers, Phalaropes, and allies 1956-05-29 N/A
Iowa Birdline update, September 19, 1994 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Dial-a-message telephone calls 1994-09-19 N/A
Iowa Birdline update, January 4-5, 1993 Correspondence Field notes Bird feeders Bird watching Birds--Counting Birds--Identification Dial-a-message telephone calls 1993-01-04 1993-01-05
Iowa Birdline update, January 11, 1993 Correspondence Field notes Bird feeders Bird watching Birds--Counting Birds--Identification Anseriformes | Ducks, Geese, and Swans Dial-a-message telephone calls 1993-01-11 N/A
Iowa Birdline update, January 18, 1993 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Dial-a-message telephone calls 1993-01-18 N/A
Iowa Birdline update, January 25, 1993 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Anseriformes | Ducks, Geese, and Swans Dial-a-message telephone calls 1993-01-25 N/A
Iowa Birdline update, February 1, 1993 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Anseriformes | Ducks, Geese, and Swans Charadriiformes | Shore-birds, Gulls, and Auks Dial-a-message telephone calls 1993-02-01 N/A
Iowa Birdline update, February 8, 1993 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Anseriformes | Ducks, Geese, and Swans Strigiformes | Owls Dial-a-message telephone calls 1993-02-08 N/A
Iowa Birdline update, February 15, 1993 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Anseriformes | Ducks, Geese, and Swans Dial-a-message telephone calls 1993-02-15 N/A
Gladys Black's notes on Red Rock Lake and Refuge and Pleasantville winter bird sightings Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology N/A N/A
Gladys Black letter to Vernon Kleen regarding Red Rock Refuge and the Evening Grosbeak invasion, February 1976 Correspondence Field notes Maps (documents) Bird populations Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1976-02-01 1976-02-29
Richard Jule Hollis letter to Hank Zaletel regarding the Iowa Birdline, December 17, 1981 Correspondence Bird watching Birds--Counting Ornithology--Methodology Ornithology--Societies, etc 1981-12-17 N/A
Iowa Ornithologists' Union, Quarterly field report, and Council Bluffs field notes, winter 1974-1975 Correspondence Field notes Bird watching Birds--Counting Birds--Migration Fringillidae | Finches 1974-12-01 1975-02-28
Robert Jessen letter to Vernon M. Kleen regarding birds sighted in Mahaska County during winter, April 2, 1974 Correspondence Field notes Bird banding Bird watching Birds--Counting Birds--Nests 1974-04-02 N/A
Winter censuses, Ames, Iowa, January-March 1971 Field notes Charts (graphic documents) Bird watching Birds--Counting Birds--Migration 1971-01-16 1971-03-07
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
Ottumwa Bird Club membership list and meeting minutes, January 6, 1944 Administrative records Birds--Counting Tyrannidae | Flycatchers Ornithology--Societies, etc Hirundinidae | Swallows Meetings 1943-01-01 1944-01-06
Ottumwa Bird Club meeting minutes, May 31, 1944 Administrative records Bird watching Birds--Counting Ornithology--Societies, etc Women conservationists Meetings 1944-05-31 N/A
Bird species confirmed nesting in Iowa for Iowa Breeding Bird Atlas Research notes Bird populations Bird surveys Birds--Counting Environmental monitoring 1990-05-30 N/A
Breeding Bird Atlas block research data Research notes Bird populations Bird surveys Birds--Counting Environmental monitoring 1990-01-01 1991-12-31
Southwest Iowa Breeding Bird Atlas Newsletter (SWIBBAN) Correspondence Birds--Counting Birds--Habitat Birds--Identification Birds--Research Ornithology--Societies, etc 1988-01-01 1988-12-31
Laura Spess Jackson letter to Carol A. Thompson regarding additional funding for the Breeding Bird Atlas Project, April 10, 1989 Correspondence Birds--Counting Birds--Habitat Birds--Identification Ornithology--Societies, etc 1989-04-10 N/A
Breeding Bird Atlas research notes through 1988 Maps (documents) Research notes Bird populations Birds--Counting Birds--Habitat Birds--Identification Ornithology--Societies, etc 1988-01-01 1988-12-31