Title Genres Topics Date (Start) Date (End)
Gladys Black letter to Nicholas S. Halmi regarding Snowy Owl count, February 1, 1977 Correspondence Field notes Bird populations Bird watching Birds--Counting Birds--Research 1977-02-01 N/A
Pearl Knoop letter to Peter C. Petersen regarding nesting season, August 21, 1964 Correspondence Field notes Bird watching Birds--Migration Birds--Nests Birds--Research Ornithology--Methodology 1964-08-21 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
Red Rock Lake, Red Rock Refuge, Iowa, spring 1973 Field notes Bird watching Birds--Nests Birds--Research Environmental monitoring 1973-03-01 1973-05-31
Report for "American Birds" Midwestern Prarie Region: 1 August - 30 November 1976 Field notes Bird watching Birds--Research 1976-08-01 1976-11-30
Directory for the collecting of bird specimens in Iowa for scientific purposes Reports Birds--Geographical distribution Birds--Research Ornithology--Study and teaching Birds--Collection and preservation 1935-04-01 1935-04-30
Woodward H. Brown letter to Peter C. Petersen regarding winter migration, March 19, 1966 Correspondence Field notes Bird watching Birds--Migration Birds--Research Columbiformes | Doves and Pigeons Sittidae | Nuthatches Ornithology--Methodology 1966-03-19 N/A
W. Ross Silcock letter to Nicholas S. Halmi regarding highlights of the Christmas bird count, January 30, 1977 Correspondence Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology Fringillidae | Finches N/A N/A
Florence McCaughey letter to Peter C. Petersen regarding 1962 fall migration report, December 6, 1962 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1962-12-06 N/A
Red-shouldered Hawk sighting notes Field notes Research notes Bird watching Birds--Geographical distribution Birds--Research 1970-01-01 1971-12-31
Records Committee review for rare bird sighting for White-faced Ibis at Dan Green Slough in 1977 Administrative records Clippings (information artifacts) Field notes Birds--Identification Birds--Research Rare birds 1977-05-18 1993-08-26
Iowa Ornithologists' Union, Quarterly field report, winter 1976-1977 Correspondence Field notes Bird populations Bird watching Birds--Research Winter 1976-12-01 1977-02-28
Iowa Ornithologists' Union, Quarterly field report, winter 1966-1967 Field notes Bird populations Bird watching Birds--Research Winter 1966-12-01 1967-02-28
Iowa Ornithologists' Union, Quarterly field report, winter 1979-1980 Field notes Bird watching Birds--Counting Birds--Habitat Birds--Research Ornithology--Methodology Weather 1979-12-01 1980-02-28
Iowa Ornithologists' Union, Quarterly field report, winter 1978-1979 Field notes Bird watching Birds--Counting Birds--Research 1978-12-01 1979-02-28
Iowa Ornithologists' Union, Quarterly field report, winter 1967-1968 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1967-12-01 1968-02-28
Iowa Ornithologists' Union, Quarterly field report, winter 1966 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Weather 1966-12-01 1967-02-28
Iowa Ornithologists' Union, Quarterly field report, winter 1986-1987 Field notes Bird watching Birds--Counting Birds--Research Laridae | Gulls and Terns Ornithology--Methodology Water birds Weather 1986-12-01 1987-02-28
Iowa Ornithologists' Union, Quarterly field report, winter 1977-1978 Field notes Bird watching Birds--Research Weather 1977-12-01 1978-02-28
Iowa Ornithologists' Union, Quarterly field report, summer 2004 Field notes Bird watching Birds--Research Weather 2004-06-01 2004-07-31
Iowa Ornithologists' Union, Quarterly field report, summer 2002 Field notes Bird watching Birds--Habitat Birds--Nests Birds--Research Charadriiformes | Shore-birds, Gulls, and Auks Weather 2002-06-01 2002-07-31
Iowa Ornithologists' Union, Quarterly field report, summer 1981 Field notes Bird watching Birds--Counting Birds--Nests Birds--Research Ornithology--Methodology Rare birds 1981-06-01 1981-07-31
Iowa Ornithologists' Union, Quarterly field report, summer 1980 Field notes Bird watching Birds--Counting Birds--Research Anseriformes | Ducks, Geese, and Swans Tyrannidae | Flycatchers Laridae | Gulls and Terns Gaviiformes | Loons Fringillidae | Finches Vireonidae | Vireos Parulidae | Warblers Weather 1980-03-01 1980-05-31
Iowa Ornithologists' Union, Quarterly field report, summer 1978 Field notes Bird watching Birds--Habitat Birds--Research Precipitation (Meteorology) Weather 1978-06-01 1978-07-31
Iowa Ornithologists' Union, Quarterly field report, summer 1977 Field notes Bird watching Birds--Research 1977-06-01 1977-07-31