Title Genres Topics Date (Start) Date (End)
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
Phil Walsh email to Jim Dinsmore regarding summer 99 field report, August 4, 1999 Correspondence Field notes Bird watching 1999-08-04 N/A
Phil Walsh email to Jim Dinsmore regarding Mississippi Kite sightings, August 3, 1998 Correspondence Field notes Bird watching Birds--Identification 1998-08-03 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
Peter Petersen letter to Thomas H. Kent regarding bird banding, November 25, 1979 Correspondence Field notes Bird banding Bird watching Parulidae | Warblers 1979-11-25 N/A
Peter Lowther email to Jim Dinsmore regarding Eurasian Tree Sparrow nest, July 13, 1998 Correspondence Field notes Bird banding Bird watching Birds--Nests Birds--Infancy 1998-07-13 N/A
Peter Ernzen letter to Thomas Kent regarding spring migration, spring 1998 Correspondence Field notes Bird watching Birds--Identification Birds--Migration Birdsongs 1998-03-01 1998-05-31
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
Peter E. Lowther letter to Lawrence Cantera regarding a report of three breeding bird censuses, July 29, 1982 Correspondence Field notes Bird watching Birds--Counting Birds--Habitat Birds--Nests 1982-07-29 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
Peter C. Peterson letter to Thomas Kent regarding Vireo and Warbler accounts and Fall birds sighted, November 30, 1980 Correspondence Field notes Bird watching Nature photography Vireonidae | Vireos Parulidae | Warblers 1980-11-30 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 post card to Nicholas S. Halmi regarding an update on bird sightings, February 28, 1977 Correspondence Field notes Bird watching 1977-02-28 N/A
Peter C. Petersen letters to Nicholas S. Halmi regarding bird sightings, February 12, 1978 Correspondence Field notes Bird watching Birds--Research 1978-02-12 1978-02-26
Peter C. Petersen letter to Woodward H. Brown, regarding fall migration 1975, December 9, 1975 Correspondence Field notes Bird watching Birds--Counting Birds--Migration 1975-12-09 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 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 bird sightings, July 29,1979 Correspondence Field notes Bird watching Birds--Counting Birds--Research 1979-07-29 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 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 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. 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 fall migration, 1976 Correspondence Field notes Bird watching Birds--Research 1976-08-23 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 regarding bird sightings, January 3, 1977 Correspondence Field notes Bird watching Birds--Counting Turkeys | Do Not Use 1977-01-03 N/A