Title Genres Topics Date (Start) Date (End)
Red Rock Reservoir spring migration, May 29, 1974 Field notes Bird watching Birds--Habitat Birds--Migration Habitat (Ecology) 1974-05-29 N/A
Report from Red Rock Refuge and Lake area, Pleasantville, Iowa, winter season, December 1970-March 1971 Field notes Bird watching Birds--Migration Anseriformes | Ducks, Geese, and Swans Weather 1970-12-01 1971-03-31
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
Field notes for Prairie Warbler in Iowa in unknown year Field notes Bird watching Birds--Identification Ornithology--Technique Rare birds N/A N/A
Report for "American Birds" Midwestern Prarie Region: 1 August - 30 November 1976 Field notes Bird watching Birds--Research 1976-08-01 1976-11-30
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
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
Mildred Stewart post card to Peter C. Petersen regarding the bird sightings in Grinnell, Iowa, February 25, 1965 Correspondence Field notes Bird watching 1965-02-25 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
Field Reports, Spring 1977 Field notes Bird watching Birds--Identification Birds--Migration 1977-06-03 1977-06-05
Rene Laubach letter to Thomas H. Kent regarding bird sightings, November 25, 1980 Correspondence Field notes Bird watching 1980-11-25 N/A
Bird migration records, North Dakota, 1924 Field notes Bird watching Birds--Geographical distribution Birds--Migration Game and game-birds Migratory birds Photography of birds Charadriiformes | Shore-birds, Gulls, and Auks 1925-05-01 N/A
Bird migration records, 1923 Field notes Bird watching Birds--Geographical distribution Birds--Migration Migratory birds 1924-01-02 N/A
Bird migration records, 1922 Field notes Bird watching Birds--Geographical distribution Birds--Migration Migratory birds 1923-01-02 N/A
Bird migration records, 1926 Field notes Bird watching Birds--Geographical distribution Birds--Migration Migratory birds 1927-01-01 1927-01-31
Bird migration records, 1925 Field notes Bird watching Birds--Geographical distribution Birds--Migration Migratory birds 1926-01-18 N/A
Bird migration records, 1924 Field notes Bird watching Birds--Geographical distribution Birds--Migration Migratory birds 1925-02-07 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 Common Raven at Iowa in 1970 Administrative records Clippings (information artifacts) Field notes Bird surveys Birds--Breeding Birds--Identification Rare birds 1972-09-01 1994-02-04
Records Committee review for rare bird sighting of White-faced Ibis at Du Marsh, 1996 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1996-06-03 2000-11-22
Records Committee review for rare bird sighting of Thayer's Gull at Red Rock Reservoir, 1986 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1986-12-03 1993-09-07
Records Committee review for rare bird sighting of Ross' Goose at Cone Marsh, 1990 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1990-03-11 1993-07-17
Records Committee review for rare bird sighting of Prairie Falcon southeast of Larrabee, 1987 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1987-07-28 1993-09-07
Records Committee review for rare bird sighting of Pomarine Jaeger at Saylorville Reservoir, 1988 Administrative records Clippings (information artifacts) Field notes Bird watching Ornithology Ornithology--Societies, etc 1988-09-28 1993-08-04