Title Genres Topics Date (Start) Date (End)
Audubon field notes for Iowa, fall 1966 Correspondence Field notes Bird watching Birds--Identification Birds--Migration Birds--Research Ornithology--Methodology Fringillidae | Finches 1966-08-01 1966-11-30
Arthur Bent letter to Mrs. J. E. Stewart regarding "Birds of Polk County, Iowa", November 30, 1931 Correspondence Ornithology--Methodology Ornithological literature English language--Homonyms 1931-11-30 N/A
Althea Sherman letter to Philip DuMont regarding the "Birds of Polk County, Iowa", January 5, 1932 Correspondence Bird surveys Ornithology--Methodology Ornithological literature 1932-01-05 N/A
A Proposed revision of the "Revised list of the Birds of Iowa" Correspondence Ornithology--Methodology Ornithology--Study and teaching Zoological specimens 1934-02-01 1934-02-28