Title Genres Topics Date (Start) Date (End)
Bery Engebretsen letter to James J. Dinsmore regarding summer bird sightings, summer 1997 Correspondence Field notes Bird watching Anseriformes | Ducks, Geese, and Swans Scolopacidae | Sandpipers, Phalaropes, and allies Parulidae | Warblers 1997-06-01 1997-07-31
Bery Engebretsen letter to Jim Dinsmore regarding summer bird sightings, August 1, 1995 Correspondence Field notes Bird watching Charadriiformes | Shore-birds, Gulls, and Auks 1995-08-01 N/A
Bery Engebretsen letter to Thomas H. Kent regarding fall bird sightings, December 4, 1992 Correspondence Field notes Bird declines Bird watching Birds--Counting Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Scolopacidae | Sandpipers, Phalaropes, and allies 1992-12-04 N/A
Bery Engebretsen letter to Thomas H. Kent regarding fall bird sightings, December 5, 1998 Correspondence Field notes Bird banding Bird watching Birds--Counting 1998-12-05 N/A
Bery Engebretsen letter to Thomas H. Kent regarding fall bird sightings, December 6, 1993 Correspondence Field notes Bird watching Birds--Counting Birds--Identification 1993-12-06 N/A
Bery Engebretsen letter to Thomas H. Kent regarding fall bird sightings, November 30, 1997 Correspondence Field notes Bird watching Birds--Counting Birds--Infancy 1997-11-30 N/A
Beth Proescholdt letter to Michael C. Newlon regarding a Northern Shrike sighting, December 1, 1984 Correspondence Field notes Birds--Identification Ornithology--Societies, etc Ornithology--Technique Rare birds 1984-12-01 N/A
Beth Proescholdt letter to Thomas H. Kent regarding record Hawk counts, December 1, 1998. Correspondence Field notes Bird watching Birds--Counting Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology 1998-12-01 N/A
Bill Gombold letter to Frederic Leopold regarding duck conservation, April 2, 1988 Correspondence Birds--Conservation Birds--Habitat Wildlife conservation--Law and legislation Hunting--Moral and ethical aspects Duck populations 1988-04-02 N/A
Bill Ohde letter to Jim Dinsmore regarding a Berwick's Wren, March 20, 1984 Correspondence Field notes Birds--Behavior Birds--Identification Rare birds 1984-03-20 N/A
Bill Youngworth letter to Woodward Hart Brown regarding Blue-winged Warbler range, December 8, 1962 Correspondence Bird watching Birds--Geographical distribution Birds--Nests 1962-12-08 N/A
Bill Youngworth letter to Woodward Hart Brown regarding a new editor for Iowa Bird Life, January 10, 1961 Correspondence Bird watching Ornithology--Periodicals Periodical editors 1961-01-10 N/A
Bill Youngworth letter to Woodward Hart Brown regarding general bird notes, May 17, 1963 Correspondence Bird kills Bird watching Tyrannidae | Flycatchers Ornithology--Periodicals Parulidae | Warblers Periodical editors 1963-05-17 N/A
Bill Youngworth letter to Woodward Hart Brown regarding dubious Christmas census reports, May 25, 1954 Correspondence Bird watching Birds--Counting Birds--Geographical distribution Winter Zoological specimens 1954-05-25 N/A
Robert Cecil letter to Robert Myers regarding Spring Field Report, May 29, 1986 Correspondence Field notes Bird watching Birds--Identification Birdsongs 1986-05-29 N/A
Bob Sheets letter to Daryl Howell and Jim Dinsmore regarding Sandhill Crane sighting, August 25, 1994 Correspondence Field notes Bird watching 1994-08-25 N/A
Brad Bolduan letter to Thomas Kent regarding notable bird sightings including the Snowy Owl, 1994 Correspondence Field notes Birds--Identification Photography of birds Rare birds Laniidae | Shrikes 1994-03-21 N/A
Bruce Ehresman letter to James J. Dinsmore regarding summer bird sightings, August 3, 1993 Correspondence Field notes Bird watching Birds--Nests Rare birds Birds--Infancy 1993-08-03 N/A
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 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
Burt Gresham letter to Philip DuMont regarding Goose migration, April 14, 1933 Correspondence Bird watching Birds--Counting Birds--Migration 1933-04-14 N/A