Title Genres Topics Date (Start) Date (End)
Gladys Black letter to Vernon Kleen regarding Evening Grosbeak invasion, March 24, 1976 Correspondence Field notes Bird populations Bird watching Birds--Research Ornithology--Methodology 1976-03-24 N/A
Documents regarding a Wood Duck study, 1963 Correspondence Questionnaires Bird surveys Bird watching Birds--Nests Birds--Research Ornithology--Methodology Ducklings 1963-01-01 1963-12-31
Report to Wood Duck observers with attached mailing list, September 13, 1963 Reports Bird surveys Bird watchers Birds--Nests Birds--Research Ornithology--Methodology Birdhouses--Design and construction Ducks--Counting 1963-09-13 N/A
Frederic Leopold letter to Clarence Schneider regarding a Wood Duck study, March 29, 1963 Correspondence Bird surveys Birds--Nests Ornithology--Methodology Birdhouses Ducks--Counting 1963-03-29 N/A
Frederic Leopold letter to Clarence W. Moody regarding a Wood Duck study, March 29, 1963 Correspondence Bird surveys Bird watching Birds--Nests Ornithology--Methodology Ducks--Counting 1963-03-29 N/A
Documents regarding a Wood Duck study, February 27, 1964 Checklists Correspondence Questionnaires Bird surveys Bird watchers Birds--Nests Birds--Research Ornithology--Methodology Predatory animals Ducks--Counting Ducklings 1964-02-27 N/A
W. Ross Silcock letter to Vernon M. Kleen regarding bird observations for winter 1975/1976, undated Correspondence Field notes Bird watching Birds--Counting Ornithology--Methodology N/A N/A
Dean Mosman letter to Vernon Kleen regarding hawks, April 8, 1976 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1976-04-08 N/A
Nicholas S. Halmi letter to Vernon M. Kleen regarding birds observed near Iowa City, April 1, 1976 Correspondence Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1976-04-01 N/A
Richard DeCoster letter to Vernon Kleen regarding Iowa bird observations for winter 1975/1976, April 2, 1976 Correspondence Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1976-04-02 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
Gladys Black letter to Vernon Kleen regarding Evening Grosbeak invasion, January 24, 1976 Correspondence Field notes Bird populations Bird watching Birds--Research Ornithology--Methodology 1976-01-24 N/A
Constitution of the Iowa Ornithologists' Union Administrative records Ornithology--Societies, etc 1985-05-18 N/A
Early Constitution of the Iowa Ornithologists' Union Administrative records Ornithology--Methodology Ornithology--Societies, etc 1928-01-01 1928-12-31
Letter to members of the Iowa Ornithologists' Union regarding the annual convention, June 14, 1927 Correspondence Congresses and conventions Ornithology--Societies, etc 1927-06-14 N/A
S.O.S. bulletin for our old friend Bob White, February 1, 1927 Business records Birds--Conservation Birds--Extinction Ornithology--Societies, etc Wildlife conservation--Law and legislation 1927-02-01 N/A
Iowa Ornithologits' Union meeting minutes, June 15, 1926 Administrative records Ornithology--Societies, etc Meetings 1926-06-15 N/A
Letter to members of the Iowa Ornithologists' Union regarding planning for the next annual meeting, July 20, 1925 Correspondence Ornithology--Societies, etc Meetings 1925-07-20 N/A
Letter to members of the Iowa Ornithologists' Union regarding the annual meeting, February 4, 1925 Correspondence Ornithology--Societies, etc Meetings 1925-02-04 N/A
Letter to the members of the Iowa Ornithologists' Union, November, 1, 1924 Correspondence Ornithology--Societies, etc Meetings 1924-11-01 N/A
Letter to members of the Iowa Ornithologists' Union regarding the second annual meeting, March 24, 1924 Correspondence Ornithology--Societies, etc Meetings 1924-03-24 N/A
Letter to members of the Iowa Ornithologists' Union regarding the upcoming annual meeting, February 12, 1924 Correspondence Bird watching Ornithology--Societies, etc Meetings 1924-02-12 N/A
Letter to members of the Iowa Ornithologists' Union regarding a field trip, July 21, 1923 Correspondence Bird watchers Ornithology--Societies, etc Meetings 1923-07-21 N/A
A proposed Iowa Ornithologists' Union Administrative records Ornithology--Societies, etc Wildlife conservation 1923-02-12 N/A