Title Genres Topics Date (Start) Date (End)
Documents regarding a Wood Duck study, 1963 Correspondence Questionnaires Bird surveys Bird watching Birds--Nests Birds--Research Ornithology--Methodology Ducklings 1963-01-01 1963-12-31
Documents regarding a Wood Duck study, February 27, 1964 Checklists Correspondence Questionnaires Bird surveys Bird watchers Birds--Nests Birds--Research Ornithology--Methodology Predatory animals Ducks--Counting Ducklings 1964-02-27 N/A
Dorothy A. Brunner letter to Nicholas S. Halmi regarding bird sightings, February 13, 1978 Correspondence Field notes Bird watching Birds--Research 1978-02-13 N/A
Dorothy A. Brunner letter to Thomas H. Kent regarding bird sightings, February 21, 1980 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1980-02-21 N/A
Dorothy A. Brunner letter to Thomas H. Kent regarding bird sightings, May 28, 1980 Correspondence Field notes Bird watching Birds--Nests Birds--Research Accipitridae | Hawks and Eagles Ornithology--Methodology Hirundinidae | Swallows Turdidae | Thrushes Vireonidae | Vireos Parulidae | Warblers 1980-05-28 N/A
Dorothy Parker letter to Thomas H. Kent regarding rare bird sighting of a White-Winged Crossbill, August 6, 1979 Correspondence Bird watchers Bird watching Birds--Identification Birds--Research Rare birds Country life 1979-08-06 N/A
Doug Reeves letter to Robert K. Myers regarding a special sighting report, May 11, 1987 Correspondence Field notes Bird watching Birds--Identification Birds--Nests Birdsongs Birds--Research 1987-05-11 N/A
Douglas C. Harr letter to Peter C. Petersen regarding bird sightings, May 19, 1978 Correspondence Field notes Bird watching Birds--Research Parulidae | Warblers Water birds 1978-05-19 N/A
Douglas C. Harr letter to Thomas H. Kent regarding bird sightings, February 27, 1980 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1980-02-27 N/A
Douglas C. Harr letter to Thomas H. Kent regarding bird sightings, May 27, 1980 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1980-05-27 N/A
Douglas C. Harr letter to Thomas H. Kent regarding summer bird sightings, July 23, 1981 Correspondence Field notes Bird watching Birds--Nests Birds--Research Ornithology--Methodology 1981-07-31 N/A
Douglas E. Trapp letter to Robert K. Myers regarding bird sightings, June 2, 1988 Correspondence Field notes Bird watching Birds--Research 1988-06-02 N/A
Dwight N. Blumer letter to Thomas H. Kent regarding winter bird sightings, January 30, 1983 Correspondence Field notes Bird watching Birds--Migration Birds--Research Country life 1983-01-30 N/A
Edward William Nelson letter to the bird migration observers of the Biological Survey regarding a change in reporting bird observations, March 2, 1925 Correspondence Instructions (document genre) Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1925-03-02 N/A
Edwin G. Crocker letter to Peter C. Petersen and Gladys Black regarding sighting of a Snowy Owl, January 29, 1980 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1980-01-29 N/A
Elaine and Don Johnson letter to Thomas H. Kent regarding banding, August 13, 1982 Correspondence Field notes Bird banding Bird watching Birds--Research Ornithology--Methodology 1982-08-13 N/A
Eldon J. Bryant letter to Thomas H. Kent regarding spring bird sightings, Akron, Iowa, May 28, 1984 Correspondence Field notes Bird kills Bird watching Birds--Migration Birds--Research Weather 1984-05-28 N/A
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
Eugene and Eloise Armstrong letter to Thomas H. Kent regarding bird sightings near Booneville, Iowa, spring 1984 Correspondence Field notes Bird watching Birds--Research 1984-03-01 1984-05-31
Fall 1983 field reports data Field notes Bird watching Birds--Research 1983-08-01 1983-11-30
Fall 1994, documentations, December 11, 1994 Field notes Bird watching Birds--Research Ornithology--Methodology Rare birds 1994-12-11 N/A
Fall 1994, Loons through Ducks, December 10, 1994 Field notes Bird watching Birds--Research Anseriformes | Ducks, Geese, and Swans Podicipediformes | Grebes Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Gaviiformes | Loons Ornithology--Methodology 1994-12-10 N/A
Fall 1994, Vultures through Kingfishers, December 10, 1994 Field notes Bird watching Birds--Research Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Strigiformes | Owls Coraciiformes | Kingfishers 1994-12-10 N/A
Fall 1994, Woodpeckers to end, December 11, 1994 Field notes Bird watching Birds--Research Ornithology--Methodology Fringillidae | Finches Parulidae | Warblers Piciformes | Woodpeckers and allies Emberizidae | Sparrows 1994-12-11 N/A
Fall season Polk County migration, fall 1976 Field notes Bird watching Birds--Migration Birds--Research 1976-08-01 1976-11-30