Title Genres Topics Date (Start) Date (End)
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
Field notes and James J. Dinsmore letter to Thomas H. Kent, December 5, 1991 Correspondence Field notes Bird feeders Bird watching Birds--Identification Birds--Research Birds--Infancy 1991-12-05 N/A
Field notes and letter from Tanya Bray to Thomas H. Kent regarding a sighting of an unusual looking duck, March 3, 1983 Correspondence Field notes Reports Bird watching Birds--Migration Birdsongs Birds--Research Anseriformes | Ducks, Geese, and Swans Rare birds 1983-03-03 N/A
Field notes and letter to Thomas H. Kent from René Laubach regarding a Mourning Warbler sighting, spring 1983 Correspondence Field notes Forms (documents) Reports Bird watching Birds--Counting Birds--Identification Birds--Research Ornithology--Methodology Parulidae | Warblers Emberizidae | Sparrows 1983-05-31 N/A
Field notes and Pam Allen and Reid I. Allen letter to Thomas H. Kent, December 2, 1991 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Birds--Research Birds--Infancy 1991-12-02 N/A
Field notes contributed by Babs and Loren Padelford on Iowa birds sighted, May 24, 1984 Correspondence Field notes Bird watching Birds--Research 1984-05-24 N/A
Field notes contributed by Douglas C. Harr, February 25, 1983 Correspondence Field notes Forms (documents) Animal migration--Climatic factors Bird watching Birds--Research Ornithology--Methodology Weather 1983-02-25 N/A
Field notes contributed by James J. Dinsmore with a letter and verifying documentation, fall 1982 Correspondence Field notes Bird watching Birds--Habitat Birds--Identification Birds--Research Ornithology--Methodology Rare birds 1981-08-01 1981-11-30
Field notes contributed by Marion M. Brewer, Cherokee, Iowa, spring 1984 Correspondence Field notes Forms (documents) Bird watching Birds--Research 1984-05-28 N/A
Field notes contributed by Ronald Harms, winter 1982-1983 Correspondence Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1982-12-01 1983-02-28
Field notes contributed by Tanya Bray, spring 1980 Correspondence Field notes Bird watching Birds--Counting Birds--Research Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Accipitridae | Hawks and Eagles Ornithology--Methodology Scolopacidae | Sandpipers, Phalaropes, and allies Fringillidae | Finches Vireonidae | Vireos Parulidae | Warblers Weather 1980-03-01 1980-05-31
Field notes contributed by Tanya Bray, spring 1984 Correspondence Field notes Forms (documents) Bird watching Birds--Research 1984-03-01 1984-05-31
Field notes with additional documentation contributed by Peter C. Petersen, fall 1981 Correspondence Field notes Bird banding Bird watching Birds--Research Anseriformes | Ducks, Geese, and Swans Tyrannidae | Flycatchers Ornithology--Methodology Parulidae | Warblers 1981-08-01 1981-11-30