Title Genres Topics Date (Start) Date (End)
Iowa Ornithologists' Union, Quarterly field report, spring 1964 Field notes Bird watching Birds--Research Ornithology--Methodology 1964-03-01 1964-05-31
Field notes contributed by Dick Bierman, spring 1980 Field notes Reports Bird watching Birds--Counting Birds--Nests Birds--Research Ornithology--Methodology Turdidae | Thrushes 1980-03-01 1980-05-31
Field notes contributed by Carl J. Bendorf, spring 1980 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1980-03-01 1980-05-31
Iowa Ornithologists' Union, Quarterly field report, spring 1980 Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1980-03-01 1980-05-31
Woodward H. Brown letter to Peter C. Petersen regarding Aubudon field notes, December 9, 1964 Correspondence Field notes Bird populations Bird watching Birds--Research Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks 1964-12-09 N/A
Florence McCaughey letter regarding fall bird migration, November 25, 1964 Correspondence Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology Parulidae | Warblers 1964-11-25 N/A
Iowa Ornithologists' Union, Quarterly field report, fall 1964 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Weather 1964-08-01 1964-11-30
Audubon field notes summer migration 1964 contributed by Woodward H. Brown Field notes Bird declines Bird populations Bird watching Birds--Migration Birds--Nests Birds--Research Ornithology--Methodology Weather 1964-06-01 1964-07-31
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
Audubon field notes for winter migration 1963-1964 contributed by Frederick W. Kent Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology Weather 1963-12-01 1964-02-28
Eldon J. Bryant letter to Woodward H. Brown regarding spring migration, May 17, 1964 Correspondence Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1964-05-17 N/A
Audubon field notes for spring 1964 migration contributed by Woodward H. Brown, June 7, 1964 Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1964-06-07 N/A
Pearl Knoop letter to Peter C. Petersen regarding bird sightings, June 10, 1964 Correspondence Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1964-06-10 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
Audubon field notes for Des Moines, winter 1963-1964 Field notes Bird declines Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-12-01 1964-02-28
Records Committee review for rare bird sighting of Thayer's Gull at Lock and Dam 15 near Davenport, 1991 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1991-12-31 1993-07-17
Records Committee review for rare bird sighting of Thayer's Gull at Lock and Dam 13, 1991 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1991-12-28 1993-07-17
Records Committee review for rare bird sighting of Thayer's Gull at Lock and Dam 15 near Davenport, 1991 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1991-12-15 1993-07-17
Records Committee review for rare bird sighting of Thayer's Gull at Red Rock Dam, 1991 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1991-12-07 1993-07-17
Record Committee review for rare bird sighting of Thayer's Gull at Gray's Lake, 1991 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1991-11-30 1993-07-17
Records Committee review for rare bird sighting of Thayer's Gull at Red Rock Dam, 1991 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1991-11-25 1993-07-17
Records Committee review for rare bird sighting of Thayer's Gull at Red Rock Dam, 1991 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1991-10-24 1993-07-17
Records Committee review for rare bird sighting of Thayer's Gull at Red Rock Reservoir Dam, 1991 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1991-03-14 1993-07-17
Records Committee review for rare bird sighting of Thayer's Gull at Lock and Dam 19 at Keokuk, 1991 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1991-02-16 1993-07-17
Iowa Ornithologists' Union records committee, records reviewed 1980-1999 by record number Administrative records Birds--Identification Birds--Research Ornithology--Methodology Ornithology--Societies, etc Rare birds 2000-11-27 N/A