Title Genres Topics Date (Start) Date (End)
John Van Dyk letter to James J. Dinsmore regarding summer bird sightings, summer 1989 Correspondence Field notes Bird populations Bird watching Birds--Nests Birdsongs Weather 1989-06-01 1989-07-31
Darwin Koenig letter to James J. Dinsmore regarding summer bird sightings, August 3, 1989 Correspondence Field notes Bird watching Birds--Counting Birds--Nests Birds--Infancy 1989-08-03 N/A
John Van Dyk letter to Carl J. Bendorf regarding bird sightings, fall 1988 Correspondence Field notes Bird watching Birds--Migration Birds--Nests Birdsongs Parulidae | Warblers Weather Birds--Infancy 1988-08-01 1988-11-30
Bruce Ehresman letter to James J. Dinsmore regarding U.S. Fish and Wildlife Service reports, December 14, 1988 Correspondence Birds--Nests Birds--Research Ornithology--Societies, etc 1988-12-14 N/A
James J. Dinsmore letter to Bruce Ehresman regarding Short-eared Owls and Northern Harriers , December 28, 1988 Correspondence Field notes Bird watching Birds--Eggs Birds--Nests Birds--Infancy 1988-12-28 N/A
Peter E. Lowther letter to James J. Dinsmore regarding bird sightings, June 21, 1988 Correspondence Field notes Bird watching Birds--Eggs Birds--Nests 1988-06-21 N/A
Darwin Koenig letter to James J. Dinsmore regarding bird sightings, August 1, 1988 Correspondence Field notes Bird watching Birds--Nests Birdsongs Birds--Infancy Birds--Feeding and feeds 1988-08-01 N/A
Field notes and Bery Engebretsen letter to James J. Dinsmore, July 30, 1988 Correspondence Field notes Bird watching Birds--Nests Birdsongs Scolopacidae | Sandpipers, Phalaropes, and allies Parulidae | Warblers Weather Birds--Infancy 1988-07-30 N/A
Opal Uher letter to James J. Dinsmore regarding a request to purchase a Peter C. Petersen publication, August 9, 1988 Correspondence Field notes Bird feeders Bird watching Birds--Nests Birds--Research Ornithology--Societies, etc Birds--Infancy 1988-08-09 N/A
Barbara L. Wilson letter to James J. Dinsmore regarding the drought conditions and a Bald Eagle sighting, August 10, 1988 Correspondence Field notes Birds--Nests Weather 1988-08-10 N/A
James J. Dinsmore letter to Bruce G. Peterjohn with additional summer bird sightings, August 15, 1988 Correspondence Field notes Bird watching Birds--Nests Birds--Infancy 1988-08-15 N/A
Hank Krause letter to Thomas H. Kent regarding bird sightings, spring 1986 Correspondence Field notes Bird watching Birds--Nests Birds--Infancy 1986-03-01 1986-05-31
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
Allen L. Farris letter to Doug Reeves regarding juvenile American Woodcock sightings, May 13, 1986 Correspondence Field notes Bird watching Birds--Nests Birds--Infancy 1986-05-13 N/A
Field notes contributed by Barbara L. Wilson, July 6, 1986 Correspondence Field notes Bird watching Birds--Eggs Birds--Identification Birds--Nests Birdsongs Laridae | Gulls and Terns Parulidae | Warblers 1986-07-06 N/A
Field notes contributed by Barbara L. Wilson, July 28, 1986 Correspondence Field notes Bird watching Birds--Behavior Birds--Eggs Birds--Food Birds--Nests Birdsongs Birds--Infancy 1986-07-28 N/A
Field notes and Peter C. Petersen letter to James J. Dinsmore, July 28, 1986 Correspondence Field notes Bird feeders Bird watching Birds--Counting Birds--Food Birds--Identification Birds--Nests Birds--Infancy 1986-07-28 N/A
Field notes and Bery Engebretsen letter to James J. Dinsmore regarding bird sightings, August 3, 1985 Correspondence Field notes Bird watching Birds--Nests Birdsongs Birds--Infancy 1985-08-03 N/A
Letter to James J. Dinsmore regarding bird sightings Correspondence Field notes Bird watching Birds--Nests Birdsongs Falconidae | Falcons 1986-06-01 1986-07-31
James L. Fuller letter regarding House Finch sightings Correspondence Bird watching Birds--Nests 1986-06-01 1986-07-31
Saylorville's Cooper's Hawks Correspondence Field notes Bird watching Birds--Nests 1986-08-22 N/A
James J. Dinsmore letter to Bruce G. Peterjohn regarding bird sightings, August 20 1986 Correspondence Field notes Birds--Nests Threskiornithidae | Ibises Photography of birds 1986-08-20 N/A
James L. Hansen letter to Doug Reeves regarding Great Blue Heron Rookery, May 2 1986 Correspondence Field notes Bird watching Birds--Breeding Birds--Nests 1986-05-02 N/A
Field notes contributed by Richard Jule Hollis, winter 1983-1984 Correspondence Field notes Bird watching Birds--Nests 1983-12-01 1984-02-28
James J. Dinsmore letter to Bruce G. Peterjohn regarding location of a Bald Eagle nest, January 8, 1986 Correspondence Birds--Nests 1986-01-08 N/A