Title Genres Topics Date (Start) Date (End)
Bruce Ehresman letter to Lee Gladfelter regarding wildlife notes, July 1, 1994 Correspondence Field notes Bird watching Birds--Nests Birdhouses 1994-07-01 N/A
Bruce Ehresman letter to the Breeding Bird Atlas coordinator, December 5, 1990 Correspondence Bird populations Bird surveys Environmental monitoring 1990-12-05 N/A
Bruce Ehresman letter to Thomas H. Kent regarding a Barn Owl nest in Boone County, December 10, 1993 Correspondence Field notes Bird banding Birds--Identification Birds--Nests Birds--Infancy 1993-12-10 N/A
Bruce Ehresman letter to Thomas Kent regarding Bald Eagle and Barn Owl nests, November 28, 1994 Correspondence Field notes Bird watching Birds--Nests Birds--Infancy 1994-11-28 N/A
Bruce G. Peterjohn letter to James J. Dinsmore regarding bird reports, August 17, 1986 Correspondence Field notes Birds--Research Photography of birds 1986-08-17 N/A
Bruce G. Peterjohn letter to James J. Dinsmore regarding his Bald Eagle nest letter, January 27, 1986 Correspondence Birds--Nests 1986-01-27 N/A
Bruce G. Peterjohn letter to James J. Dinsmore regarding the Iowa summer bird report and rare bird sightings, August 24, 1987 Correspondence Field notes Bird watching Birds--Identification Rare birds 1987-08-24 N/A
Bruce G. Peterjohn letter to James J. Dinsmore requesting additional field note data, August 15, 1988 Correspondence Field notes Ornithology--Societies, etc 1988-08-15 N/A
Bud Tordoff memo to Dave regarding Peregrine Falcon sighting, September 18, 1984 Correspondence Field notes Birds--Identification Ornithology Rare birds Wildlife reintroduction 1984-09-18 N/A
Burt Gresham letter to Philip DuMont regarding Goose migration, April 14, 1933 Correspondence Bird watching Birds--Counting Birds--Migration 1933-04-14 N/A
Burt Gresham letter to Philip DuMont regarding Goose migration, April 9, 1938 Correspondence Field notes Surveys (documents) Bird watching Birds--Counting Birds--Migration 1938-04-09 N/A
C. A. Stewart letter to multiple recipients regarding a revised check list for the birds of Iowa, February 3, 1950 Correspondence Forms (documents) Instructional materials Bird populations Bird surveys Bird watching Birds--Identification Ornithology--Methodology 1950-02-03 N/A
Carl J. Bendorf letter to James J. Dinsmore regarding the Birdline answering machine and a sighting of a House Finch, July 30, 1987 Correspondence Field notes Bird watching Birdsongs Ornithology--Societies, etc 1987-07-30 N/A
Carl J. Bendorf letter to Nicholas S. Halmi regarding the sighting of a Lincoln Sparrow, July 16, 1978 Correspondence Field notes Bird watching Birds--Identification Birdsongs Songbirds 1978-07-16 N/A
Carl J. Bendorf letter to Peter C. Petersen regarding potential sighting of a Long-tailed duck, January 31, 1977 Correspondence Field notes Bird watching Birds--Identification 1977-01-31 N/A
Carl J. Bendorf letter to Robert K. Myers regarding corrections to his field notes, June 1, 1987 Correspondence Bird watching 1987-06-01 N/A
Carl J. Bendorf letter to Robert K. Myers regarding his sighting of a Curlew Sandpiper, May 18, 1988 Correspondence Field notes Bird watching 1988-05-18 N/A
Carl J. Bendorf letter to Thomas J. Kent regarding their writing of the Iowa Ornithologists' Union Quarterly field report, spring 1984 Correspondence Bird watching Birds--Research Ornithology--Methodology 1984-03-01 1984-05-31
Carl Priebe letter to Carl J. Bendorf regarding bird sightings in the fall 1990, September 28, 1990 Correspondence Field notes Bird watching Birds--Identification Laridae | Gulls and Terns Threskiornithidae | Ibises Rare birds 1990-09-28 N/A
Carl Priebe letter to James J. Dinsmore regarding bird sightings, July 27, 1984 Correspondence Field notes Bird watching Birds--Nests 1984-07-27 N/A
Carl Priebe letter to Jim Dinsmore regarding bird sighting for the IOU quarterly field report summer 1990, August 6, 1990 Correspondence Field notes Animal migration--Climatic factors Bird watching Birds--Identification Charadriiformes | Shore-birds, Gulls, and Auks Weather 1990-08-06 N/A
Carl Priebe letter to Richard Bishop regarding bird sightings, July 10, 1979 Correspondence Field notes Bird watching 1979-07-10 N/A
Carl Priebe letter to Richard Bishop regarding bird sightings, July 27, 1979 Correspondence Field notes Bird watching Birds--Habitat Birds--Nests 1979-07-27 N/A
Carl Priebe letter to W. Ross Silcock regarding Fremont County Snowy Owl sightings, November 24, 1993 Correspondence Field notes Bird kills Bird watching Birds--Identification 1993-11-24 N/A
Carol Hanson letter to Thomas Kent regarding birds sighted, November 30, 1980 Correspondence Field notes Bird watching Sittidae | Nuthatches Fringillidae | Finches Paridae | Titmice 1980-11-30 N/A