Title Genres Topics Date (Start) Date (End)
Neil Bernstein letter to James J. Dinsmore regarding summer bird sightings, summer 1993 Correspondence Field notes Bird declines Bird watching Birds--Behavior Birds--Counting Birds--Identification Birds--Migration Birdsongs 1993-06-01 1993-07-31
Neil Bernstein letter to James J. Dinsmore regarding fall bird sightings, August 11, 1987 Correspondence Field notes Bird watching Birds--Counting Ornithology--Study and teaching 1987-08-11 N/A
Neil Bernstein letter to James J. Dinsmore regarding additional summer bird sightings, summer 1997 Correspondence Field notes Bird watching Birds--Counting Birds--Eggs 1997-06-01 1997-07-31
Neil Bernstein letter to Carl J. Bendorf regarding August bird sightings, fall 1987 Correspondence Field notes Bird watching Birds--Counting Ornithology--Study and teaching 1987-08-01 1987-11-30
Mary R. Musgrove letter to Thomas H. Kent regarding winter bird sightings, December 16, 1982 Correspondence Field notes Bird watching Birds--Counting Hunting 1982-12-16 N/A
Mark Widrlechner letter to Hank Zaletel regarding the Boone County Christmas Bird Count Correspondence Bird surveys Bird watching Birds--Counting Ornithology--Methodology 1996-01-01 1996-12-31
Mark Widrlechner letter to Boone County Bird Count Participants regarding the 1999 Christmas Bird Count results, January 9, 1999 Correspondence Field notes Bird surveys Bird watching Birds--Counting Ornithology--Methodology 1999-01-09 N/A
Ken Lowder letter to Nicholas S. Halmi regarding spring bird sightings, June 5, 1979 Correspondence Field notes Bird watching Birds--Counting 1979-06-05 N/A
Jane Clark letter to Thomas H. Kent regarding fall bird sightings, December 5, 1997 Correspondence Field notes Bird watching Birds--Counting 1997-12-05 N/A
Ione Getscher letter to Nicholas S. Halmi regarding bird sightings Correspondence Field notes Bird watching Birds--Counting 1978-06-01 1978-07-31
Gladys Black letter to Peter C. Petersen regarding spring migration at Red Rock Refuge, June 12, 1970 Correspondence Field notes Bird watching Birds--Counting Birds--Migration Birds--Nests 1970-06-12 N/A
Gladys Black letter to Nicholas S. Halmi regarding bird sighting reports, June 8, 1977 Correspondence Field notes Bird watching Birds--Counting Charadriiformes | Shore-birds, Gulls, and Auks 1977-06-08 N/A
Fred Lesher letter to Vernon M. Kleen regarding bird sightings, February 8, 1979 Correspondence Field notes Bird watching Birds--Counting Birds--Identification 1979-02-08 N/A
Fred Lesher letter to Nicholas S. Halmi regarding bird sightings, March 26, 1979 Correspondence Field notes Bird watching Birds--Counting Parulidae | Warblers 1979-03-26 N/A
Fred K. Thompson letter to Nicholas S. Halmi regarding spring bird sightings and checklists, May 30, 1979 Checklists Correspondence Field notes Bird watching Birds--Counting Parulidae | Warblers 1979-05-30 N/A
Erik Munson letter to the members of Big Bluestem Audubon Society regarding the Boone County Christmas Bird Count Correspondence Bird surveys Bird watching Birds--Counting 1990-01-01 1990-12-31
Eloise Armstrong and Dennis Thompson letter to James J. Dinsmore regarding bird sightings Correspondence Field notes Bird watching Birds--Counting 1986-06-01 1986-07-31
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
Darwin Koenig letter to Thomas H. Kent regarding winter bird sightings, March 4, 1983 Correspondence Field notes Bird watching Birds--Counting Birds--Research 1983-03-04 N/A
Darwin Koenig letter to Thomas H. Kent regarding summer bird sightings, July 31, 1981 Correspondence Field notes Bird watching Birds--Counting Birds--Nests Birds--Research Ornithology--Methodology 1981-07-31 N/A
Darwin Koenig letter to Thomas H. Kent regarding fall bird sightings, December 2, 1998 Correspondence Field notes Bird watching Birds--Counting 1998-12-02 N/A
Darwin Koenig letter to Nicholas S. Halmi regarding bird sightings, December 1, 1978 Correspondence Field notes Bird watching Birds--Counting 1978-12-01 N/A
Darwin Koenig letter to James J. Dinsmore regarding summer bird sightings, July 31, 2002 Correspondence Field notes Bird watching Birds--Counting Birds--Nests 2002-07-31 N/A
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
Charlotte Scott letter to Thomas H. Kent regarding sightings of American Avocets and a Brewer's Blackbird, fall 1992 Correspondence Field notes Bird watching Birds--Counting 1992-08-01 1992-11-30