Title Genres Topics Date (Start) Date (End)
Letter to I.T. Bode regarding Waterfowl conditions that might affect Iowa, January 3, 1934 Correspondence Reports Bird surveys Birds--Counting Fowling Water levels Waterfowl 1934-01-03 N/A
Philip DuMont letter to William Bell regarding Starlings in Iowa, March 16, 1933 Correspondence Bird surveys Bird watching Birds--Counting Introduced birds 1933-03-16 N/A
Comparison of Duck situation in Iowa in 1933 and 1934 Reports Bird surveys Birds--Habitat Rallidae | Rails Ducks--Counting Water levels 1933-01-01 1934-12-31
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
Data on Iowa Red-tailed Hawks Research notes Bird surveys Birds--Identification Ornithology--Study and teaching Birds--Classification Zoological specimens 1932-01-01 1933-12-31
Birds of Polk County Iowa Reports Publications (documents) Bird surveys Ornithology--Bibliography Ornithology--Methodology 1931-10-01 1931-10-31
Walter Rosene letter to Philip DuMont regarding Waterfowl Census, October 20, 1928 Correspondence Bird surveys Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Water birds Emberizidae | Sparrows Presidents--United States--Election--1928 Families 1928-10-20 N/A
Walter Rosene letter to Philip DuMont regarding the Biological Survey, photography, and nests, October 19, 1927 Correspondence Bird surveys Birds--Nests Icteridae | Blackbirds, Orioles, Meadowlarks, and allies Photography of birds Water birds Apodiformes | Swifts and Hummingbirds Snakes--Behavior 1927-10-19 N/A
The One hundred most common birds of Polk County, Iowa Reports Theses Bird surveys Birds--Identification Ornithology--Methodology 1926-06-04 N/A
Christmas census, Des Moines Audubon Society, December 26, 1925 Field notes Reports Drafts (documents) Bird surveys Bird watching Birds--Counting Weather 1925-12-26 N/A
Walter C. Henderson letter to Walter Rosene regarding information on the Golden Plover and a 1924 migration report, November 29, 1924 Correspondence Bird surveys Bird watching Birds--Migration 1924-11-29 N/A
Present distribution of Starlings in Iowa Reports Bird surveys Birds--Counting Birds--Geographical distribution Introduced birds N/A N/A
Iowa Ornithologists' Union programs Administrative reports Bird populations Bird surveys Birds--Research Ornithology--Methodology N/A N/A
Smith's Longspur survey Questionnaires Bird populations Bird surveys Birds--Migration Birds--Research Ornithology--Methodology N/A N/A
Habitat selection by Dickcissels survey Instructions (document genre) Questionnaires Bird populations Bird surveys Birds--Counting Birds--Habitat Birds--Research Ornithology--Methodology N/A N/A
Birds and bridges survey Questionnaires Bird populations Bird surveys Birds--Research Ornithology--Methodology N/A N/A
First occurrence of the Starling in the 99 Iowa counties Tables (documents) Bird surveys Bird watching Birds--Counting Introduced birds Ornithology--Methodology N/A N/A
Instructional materials and reporting forms for the Iowa Breeding Bird Atlas Instructional materials Bird populations Bird surveys Environmental monitoring N/A N/A
Invasion of Iowa by the European Starling Maps (documents) Bird surveys Birds--Geographical distribution Introduced birds N/A N/A
Document regarding the Iowa Breed Bird Atlas Project Administrative records Bird populations Bird surveys Ornithology--Methodology Environmental monitoring Publishers and publishing N/A N/A
The Iowa Breeding Bird Atlas Project Administrative reports Maps (documents) Bird populations Bird surveys Ornithology--Methodology Environmental monitoring Publishers and publishing N/A N/A
Johnson-Cedar Counties Breeding Bird Atlas newsletter Serials (publications) Bird populations Bird surveys Environmental monitoring N/A N/A
Johnson-Cedar County Breeding Bird Atlas newsletter Serials (publications) Bird populations Bird surveys Environmental monitoring N/A N/A
Johnson-Cedar Co. Breeding Bird Atlas newsletter Serials (publications) Bird populations Bird surveys Environmental monitoring N/A N/A
Johnson-Cedar County breeding bird newsletter Serials (publications) Bird populations Bird surveys Environmental monitoring N/A N/A