Title Genres Topics Date (Start) Date (End)
Oscar Root letter to Philip DuMont regarding birds sighted in Iowa, August 11, 1938 Correspondence Field notes Bird watching 1938-08-11 N/A
Pam Allen and Reid I. Allen letter to James J. Dinsmore regarding summer bird sightings, August 3, 1992 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Birds--Infancy 1992-08-03 N/A
Pam Allen and Reid I. Allen letter to Thomas H. Kent regarding spring bird sightings, June 12, 1996 Correspondence Field notes Bird watching Birds--Counting Birds--Identification 1996-06-12 N/A
Pam Allen letter to Jim Fuller regarding Greater Scaup addendum for the Fall report, June 3, 1994 Correspondence Field notes Bird watching Birds--Identification Photography of birds 1994-06-03 N/A
Pam and Reid Allen letter to Jim Dinsmore regarding bird sightings for IOU quarterly field report for summer 1990, July 24, 1990 Correspondence Field notes Bird watching Birds--Identification Birds--Feeding and feeds Zoological specimens 1990-07-24 N/A
Pam and Reid Allen letter to Thomas Kent regarding fall field reports, December 1, 1994 Correspondence Field notes Bird watching Birds--Identification Photography of birds 1994-12-01 N/A
Patricia M. Williams letter to Thomas H. Kent regarding a Cattle Egret sighting, May 29, 1983 Correspondence Field notes Bird watching Birds--Behavior Birds--Identification 1983-05-29 N/A
Pearl Knoop letter to Nicholas S. Halmi regarding bird sightings, May 31, 1978. Correspondence Field notes Bird watching Birds--Migration Birds--Research 1978-05-31 N/A
Peter C. Petersen letter to Nicholas S. Halmi regarding bird sightings, December 2, 1978. Correspondence Field notes Bird watching Birds--Counting 1978-12-02 N/A
Peter C. Petersen letter to Nicholas S. Halmi, regarding bird sightings, July 30, 1977 Correspondence Field notes Bird watching Birds--Research 1977-07-30 N/A
Peter C. Petersen letter to Nicholas S. Halmi regarding spring bird sightings, May 30, 1979 Correspondence Field notes Bird watching Birds--Migration Parulidae | Warblers 1979-05-30 N/A
Peter C. Petersen letter to Nicholas S. Halmi regarding winter bird sightings, February 10, 1979 Correspondence Field notes Bird feeders Bird watching Birds--Counting Birds--Research Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Accipitridae | Hawks and Eagles Fringillidae | Finches Water birds 1979-02-10 N/A
Peter C. Peterson letter to Nicholas S. Halmi regarding bird sighitings, February 13, 1977 Correspondence Field notes Bird watching Birds--Behavior Birds--Identification Rare birds 1977-02-13 N/A
Peter C. Petersen letter to Nicholas S. Halmi regarding bird sightings, May 23, 1978 Correspondence Field notes Bird watching Birds--Research 1978-05-23 N/A
Peter C. Petersen letter to Nicholas S. Halmi reporting spring 1977 bird observations, June 5, 1977 Correspondence Field notes Bird banding Bird populations Bird watching Trapping 1977-06-05 N/A
Peter C. Petersen letter to Thomas H. Kent regarding fall bird sightings, December 2, 1992 Correspondence Field notes Bird watching Birds--Counting 1992-12-02 N/A
Peter C. Petersen letter to Thomas H. Kent regarding summer bird sightings, August 4, 1981 Correspondence Field notes Bird populations Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1981-08-04 N/A
Peter C. Petersen letter to Carl Bendorf regarding bird sightings for the IOU Quarterly Field Report, December 1, 1989 Correspondence Field notes Bird watching Birds--Counting Ornithology--Methodology Rare birds 1989-12-01 N/A
Peter Ernzen letter to James J. Dinsmore regarding summer bird sightings, summer 1997 Correspondence Field notes Bird watching Birds--Identification Birdsongs Parulidae | Warblers 1997-06-01 1997-07-31
Letter from Peter Peterson to Vernon Kleen containing bird sighting notes, May 23, 1976 Correspondence Field notes Bird watching Birds--Migration Birds--Research Anseriformes | Ducks, Geese, and Swans Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology Parulidae | Warblers Trapping 1976-05-23 N/A
Peter Wickham letter to Carl Bendorf, June 2 1991 Checklists Correspondence Field notes Bird watching Birds--Identification Birds--Migration Weather 1991-03-01 1991-06-02
Philip A. DuMont letter to Martin L. Grant regarding suggestions to the "Check-list of Iowa Birds", December 7, 1962 Correspondence Bird watching Birds--Identification Birds--Nomenclature Birds--Research Ornithology--Methodology 1962-12-07 N/A
Philip DuMont letter to Burt Gresham regarding Goose migration, April 4, 1938 Correspondence Field notes Bird watching Birds--Counting Birds--Migration 1938-04-04 N/A
Philip DuMont letter to Fred Pierce regarding Swallow-tailed Kites, June 29, 1945 Correspondence Bird watching Rare birds 1945-06-29 N/A
Philip DuMont letter to George Hendrickson regarding Martin Grant's suggestions, July 1, 1956 Correspondence Bird watching Birds--Nomenclature Birds--Classification Layout (Printing) 1956-07-01 N/A