Title Genres Topics Date (Start) Date (End)
Field notes and Barbara L. Wilson letter to Carl J. Bendorf, November 28, 1988 Correspondence Field notes Bird feeders Bird watching Birdsongs Weather Birds--Infancy 1988-11-28 N/A
Kay Gramlich letter to James Dinsmore regarding sightings and feeding of pine siskin, August 2, 1990 Correspondence Field notes Bird watching Birds--Identification Birds--Feeding and feeds 1990-08-02 N/A
Letter from Bery Engebretsen to James Dinsmore regarding bird sightings for the IOU quarterly field report summer 1990, August 1, 1990 Correspondence Field notes Bird watching Birds--Identification 1990-08-01 N/A
Neil Bernstein letter to Jim Dinsmore regarding bird sightings for IOU quarterly field report for summer 1990, July 3, 1990 Correspondence Field notes Bird watching Birds--Behavior Birds--Conservation Birds--Identification Birds--Nests 1990-07-03 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
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
Field reports, Sue Spieker, fall 1989 Correspondence Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Weather 1989-08-01 1989-11-30
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
Field reports, Bill Huser, Jerry Probst, Richard Huser, fall 1989 Correspondence Field notes Bird watching Birds--Identification Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology Passeriformes | Perching-birds and songbirds Charadriiformes | Shore-birds, Gulls, and Auks 1989-07-31 1989-11-30
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
Darwin Koenig letter to James J. Dinsmore regarding summer bird sightings, August 3, 1989 Correspondence Field notes Bird watching Birds--Counting Birds--Nests Birds--Infancy 1989-08-03 N/A
Neil Bernstein letter to James J. Dinsmore regarding summer bird sightings, summer 1989 Correspondence Field notes Bird watching Birds--Identification 1989-06-01 1989-07-31
W. Ross Silcock letter to Thomas H. Kent regarding questions about the Christmas bird count, February 28, 1989 Correspondence Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1989-02-28 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
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
W. Ross Silcock letter to Carl J. Bendorf regarding bird sightings, November 25, 1988 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Birds--Infancy 1988-11-25 N/A
Field notes and Bob Livermore letter to Carl J. Bendorf, fall 1988 Correspondence Field notes Forms (documents) Bird watching Birds--Behavior Birdsongs Birds--Feeding and feeds 1988-08-01 1988-11-30
Ione Getscher letter to Carl J. Bendorf regarding bird sightings, September 19, 1988 Correspondence Field notes Bird watching Birds--Counting Birdsongs Birds--Infancy 1988-09-19 N/A
Bery Engebretsen letter to Carl J. Bendorf regarding bird sightings, December 1, 1988 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Weather 1988-12-01 N/A
David J. Conrads letter to Carl J. Bendorf regarding bird sightings, fall 1988 Correspondence Field notes Bird watching Birds--Identification Birdsongs Birds--Infancy 1988-08-01 1988-11-30
Field notes and Tanya Bray letter to Carl J. Bendorf, fall 1988 Correspondence Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification 1988-08-01 1988-11-30
Eloise Armstrong and Eugene Armstrong letter to Carl J. Bendorf regarding bird sightings, November 28, 1988 Correspondence Field notes Bird feeders Bird watching Birds--Identification Birdsongs 1988-11-28 N/A
Field notes and Pam Allen and Reid I. Allen letter to Carl J. Bendorf, December 1, 1988 Correspondence Field notes Bird watching Birds--Identification 1988-12-01 N/A
James J. Dinsmore letter to Bruce Ehresman regarding Short-eared Owls and Northern Harriers , December 28, 1988 Correspondence Field notes Bird watching Birds--Eggs Birds--Nests Birds--Infancy 1988-12-28 N/A
Douglas E. Trapp letter to James J. Dinsmore regarding two owl species sightings, August 1, 1988 Correspondence Field notes Bird watching Birdsongs 1988-08-01 N/A