Title Genres Topics Date (Start) Date (End)
Dean Mosman letter to Nicholas S. Halmi regarding bird sightings, June 1, 1978 Correspondence Field notes Bird watching Birds--Migration Birds--Research 1978-06-01 N/A
Dean Mosman letter to Nicholas S. Halmi regarding spring bird sightings, June 5, 1979 Correspondence Field notes Bird banding Bird watching 1979-06-05 N/A
Dean Mosman letter to Nicholas S. Halmi regarding winter bird sightings, February 10, 1979 Correspondence Field notes Bird banding Bird feeders Bird watching Birds--Research Fringillidae | Finches Weather 1979-02-10 N/A
Dean Mosman letter to Thomas H. Kent regarding summer bird sightings, July 29, 1981 Correspondence Field notes Bird declines Bird populations Bird watching Birds--Nests Birds--Research Ornithology--Methodology 1981-07-29 N/A
Letter from Dean Mosman to Vernon Kleen containing bird sighting notes, June 14, 1976 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1976-06-14 N/A
Dennis E. Goemaat letter to Thomas H. Kent regarding Prothonotary Warbler sightings, August 19, 1987 Correspondence Field notes Bird watching Rare birds 1987-08-19 N/A
Dennis L. Carter letter to James J. Dinsmore regarding summer bird sightings, August 1, 2005 Correspondence Field notes Bird watching Birds--Counting Birds--Infancy 5005-08-01 N/A
Dick Bierman letter to Nicholas S. Halmi regarding bird sightings, February 11, 1978 Correspondence Field notes Bird watching Birds--Research 1978-02-11 N/A
Dick Bierman letter to Nicholas S. Halmi regarding spring bird sightings, May 28, 1979 Correspondence Field notes Reports Bird watching Birds--Migration Birds--Nests Anseriformes | Ducks, Geese, and Swans Gaviiformes | Loons Rare birds Parulidae | Warblers 1979-05-28 N/A
Dick Bierman letter to Nicholas S. Halmi regarding winter bird sightings, February 6, 1979 Correspondence Field notes Bird watching Birds--Research Columbiformes | Doves and Pigeons Accipitridae | Hawks and Eagles Phasianidae | Pheasants, Turkeys, and Grouse 1979-02-06 N/A
Dick Bierman letter to Thomas H. Kent regarding bird sightings, November 28, 1979 Correspondence Field notes Bird watching 1979-11-28 N/A
Donald J. Gillaspey letter to Nicholas S. Halmi regarding bird sightings, December 1, 1978 Correspondence Field notes Bird populations Bird watching Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks 1978-12-01 N/A
Dorothy A. Brunner letter to Nicholas S. Halmi regarding bird sightings, February 13, 1978 Correspondence Field notes Bird watching Birds--Research 1978-02-13 N/A
Dorothy Aldrich letter to James J. Dinsmore regarding White-winged Crossbill and Sandhill Crane sightings, April 17, 1996 Correspondence Field notes Bird feeders Bird watching Birds--Identification 1996-04-17 N/A
Dorothy Clayton Pohl letter regarding house finch sightings, July 23, 1986 Correspondence Field notes Bird watching Birdhouses 1986-07-23 N/A
Dorothy Parker's letter regarding bird sighting, July 24, 1979 Correspondence Field notes Bird watching 1979-07-24 N/A
Doug Harr letter to Jim Dinsmore regarding IOU observations, July 31, 1998 Correspondence Field notes Bird watching Birds--Nests Birds--Infancy Predatory animals Families 1998-07-31 N/A
Douglas C. Harr letter to Nicholas S. Halmi regarding additional spring bird sightings, May 29, 1979 Correspondence Field notes Bird watching 1979-05-29 N/A
Douglas C. Harr letter to Nicholas S. Halmi regarding spring bird sightings, May 23, 1979 Correspondence Field notes Bird watching 1979-05-23 N/A
Douglas C. Harr letter to Peter C. Petersen regarding bird sightings, June 23, 1977 Correspondence Field notes Bird banding Bird watching Birds--Research 1977-06-23 N/A
Douglas C. Harr letter to Peter C. Petersen regarding bird sightings, May 19, 1978 Correspondence Field notes Bird watching Birds--Research Parulidae | Warblers Water birds 1978-05-19 N/A
Douglas C. Harr letter to Thomas H. Kent regarding summer bird sightings, July 23, 1981 Correspondence Field notes Bird watching Birds--Nests Birds--Research Ornithology--Methodology 1981-07-31 N/A
Douglas H. Pratt letter to Nicholas S. Halmi regarding bird sightings, November 21, 1978 Correspondence Field notes Bird watching 1978-11-21 N/A
Dwight N. Blumer letter to Thomas H. Kent regarding winter bird sightings, January 30, 1983 Correspondence Field notes Bird watching Birds--Migration Birds--Research Country life 1983-01-30 N/A
Eldon J. Bryant letter to James J. Dinsmore regarding a Blue-Gray Gnatcatcher sighting, July 15, 1993 Correspondence Field notes Bird watching Birds--Identification Rare birds 1993-07-15 N/A