Title Genres Topics Date (Start) Date (End)
Judy Knight letter to Jim Dinsmore regarding bird sightings, August 6, 1994 Correspondence Field notes Bird watching Birds--Nests 1994-08-06 N/A
Joseph P. Schaufenbuel letter to Thomas H. Kent regarding bird sightings, March 3, 1980 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1980-03-03 N/A
Joseph Hickey letter to Oscar Allert regarding Peregrine Falcon sightings, October 3, 1939 Correspondence Bird watching Birds--Geographical distribution Birds--Nests 1939-10-03 N/A
Jon Van Dyk letter to Nicholas S. Halmi regarding bird sightings, May 21, 1978 Correspondence Field notes Bird watching Birds--Research 1978-05-21 N/A
Jon Stravers letter to Nicholas S. Halmi regarding bird sightings Correspondence Field notes Bird watching Birds--Research 1977-12-01 1978-02-28
John Van Dyke letter to Carl J. Bendorf regarding bird sightings, December 3, 1986 Correspondence Field notes Bird declines Bird watching Birds--Counting Birds--Migration 1986-12-03 N/A
John Van Dyk letter to Thomas Kent regarding spring 1993 report, June 1, 1993 Correspondence Field notes Bird watching Birds--Identification Birds--Migration Weather 1993-06-01 N/A
John Van Dyk letter to Thomas Kent regarding his Fall report, November 30, 1980 Correspondence Field notes Bird watching Birds--Identification 1980-11-30 N/A
John Van Dyk letter to Thomas H. Kent regarding no summer bird sightings, August 2, 1981 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology Rare birds 1981-08-02 N/A
John Van Dyk letter to Thomas H. Kent regarding bird sightings, June 1, 1997 Correspondence Field notes Bird feeders Bird watching Birds--Migration Birdsongs Weather Birds--Infancy 1997-06-01 N/A
John Van Dyk letter to Thomas H. Kent regarding bird sightings, December 1, 1991 Correspondence Field notes Bird feeders Bird watching Birds--Migration Weather Birds--Infancy 1991-12-01 N/A
John Van Dyk letter to Thomas H. Kent regarding bird sightings, August 24, 1980 Correspondence Field notes Bird watching Birds--Counting Birds--Nests Weather 1980-08-24 N/A
John Van Dyk letter to Robert K. Myers regarding bird sightings, May 27, 1988 Correspondence Field notes Bird watching Birds--Counting Birdsongs Parulidae | Warblers Emberizidae | Sparrows 1988-05-27 N/A
John Van Dyk letter to Nicholas S.Halmi regarding bird migration, fall 1976 Correspondence Field notes Bird watching Birds--Research Rare birds 1976-12-04 N/A
John Van Dyk letter to Nicholas S. Halmi regarding bird sightings, February 12, 1977 Correspondence Field notes Bird populations Bird watching Rare birds 1977-02-12 N/A
John Van Dyk letter to Jim Dinsmore regarding summer sightings, August 14, 1995 Correspondence Field notes Bird watching Birds--Identification Birdsongs 1995-08-14 N/A
John Van Dyk letter to James J. Dinsmore regarding summer bird sightings, summer 1989 Correspondence Field notes Bird populations Bird watching Birds--Nests Birdsongs Weather 1989-06-01 1989-07-31
John Van Dyk letter to Carl J. Bendorf regarding field reports for the IOU quarterly field report, December 1, 1989 Correspondence Field notes Bird watching Birds--Behavior Birds--Identification Birds--Migration Parulidae | Warblers Weather 1989-12-01 N/A
John Van Dyk letter to Carl J. Bendorf regarding bird sightings, fall 1988 Correspondence Field notes Bird watching Birds--Migration Birds--Nests Birdsongs Parulidae | Warblers Weather Birds--Infancy 1988-08-01 1988-11-30
John Van Dyk letter to Carl Bendorf, June 1 1991 Correspondence Field notes Bird watching Birds--Identification Birds--Migration Rare birds Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Weather 1991-06-01 N/A
John Van Dyk email to James J. Dinsmore regarding bird sightings, July 30, 2001 Correspondence Field notes Bird watching Birds--Identification Birds--Nests 2001-07-30 N/A
John Robinson letter to Thomas Kent regarding spring bird list, May 28, 1981 Correspondence Field notes Forms (documents) Bird watching Birds of prey Birds--Identification Tyrannidae | Flycatchers Charadriiformes | Shore-birds, Gulls, and Auks Fringillidae | Finches Hirundinidae | Swallows Parulidae | Warblers Water birds Troglodytidae | Wrens 1981-05-28 N/A
John Evan Snyder emails to James J. Dinsmore regarding a Northern Mockingbird sighting, July 18, 1997 Correspondence Field notes Bird watching Birds--Identification Rare birds 1997-07-18 N/A
John E. Snyder letter to James J. Dinsmore regarding Common Loon sightings, July 30, 2000 Correspondence Field notes Bird watching Birds--Identification 2000-07-30 N/A
John C. Welter letter and attached list to Frederic Leopold regarding Wood Duck houses, May 14, 1970 Correspondence Bird watching Birdhouses 1970-05-14 N/A