Title Genres Topics Date (Start) Date (End)
Details for Accipiters during a Christmas Bird Count at Burlington, 1992 Field notes Birds--Identification Ornithology Rare birds 1992-12-19 N/A
Detailed description regarding the sighting of a Peregrine Falcon submitted by Tim Dwyer Field notes Bird watching Birds--Identification 1981-05-03 N/A
Description of Baird's Sandpiper sightings at IPL ponds, 1983 Field notes Birds--Identification Ornithology Rare birds 1983-06-09 1983-06-16
Dennis Rogers postcard to Vernon Kleen regarding a Red-Necked Grebe sighting, November 26, 1979 Correspondence Field notes Birds--Identification Rare birds 1979-11-26 N/A
Dennis L. Carter letter to James J. Dinsmore regarding a Pine Siskin sighting, August 3, 2004 Correspondence Field notes Bird feeders Bird watching Birds--Identification 2004-08-03 N/A
Dennis Henrickson letter to Thomas Kent regarding Bonaparte's Gull sightings, December 8, 1980 Correspondence Field notes Bird watching Birds--Identification Country life 1980-12-08 N/A
Dennis Carter letter to Carl Bendorf regarding field reports for inclusion in IOU quarterly field report, November 30, 1990 Correspondence Field notes Bird watching Birds--Identification Rare birds 1990-11-30 N/A
Dean Mosman letter to Nicholas S. Halmi regarding bird sightings, November 27, 1977 Correspondence Field notes Bird banding Bird watching Birds--Counting Birds--Identification 1977-11-27 N/A
David Newhouse letter to Thomas Kent regarding spring, May 27, 1981 Correspondence Field notes Bird watching Birds--Identification Birdsongs Photography of birds 1981-05-27 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
David C. Edwards email to James J. Dinsmore regarding a possible Great-tailed Grackle sighting, July 7, 1997 Correspondence Field notes Bird watching Birds--Identification 1997-07-07 N/A
David C. Edwards email response to James J. Dinsmore regarding a possible Great-tailed Grackle sighting, July 23, 1997 Correspondence Field notes Bird watching Birds--Identification 1997-07-23 N/A
Darwin Koenig letter to Lee A. Schoenewe regarding bird sightings, November 27, 1995 Correspondence Field notes Bird watching Birds--Identification Birdsongs 1995-11-27 N/A
Darwin Koenig letter to James J. Dinsmore regarding summer bird sightings, July 31, 1997 Correspondence Field notes Bird watching Birds--Identification Birds--Nests Birdsongs 1997-07-31 N/A
Darwin Koenig letter to James J. Dinsmore regarding bird sightings, July 29, 2003 Correspondence Field notes Bird watching Birds--Counting Birds--Identification 2003-07-29 N/A
Dan Dorrance letter to Jim Dinsmore regarding Red-necked Grebe sighting, August 17, 1994 Correspondence Field notes Bird watching Birds--Identification Birds--Infancy 1994-06-01 1994-07-31
Dale Stone letter to Thomas Kent regarding fall field reports, November 18, 1994 Correspondence Field notes Bird watching Birds--Identification Birdsongs 1994-11-18 N/A
Dale Stone letter to Robert K. Myers regarding bird sightings, April 4, 1987 Correspondence Field notes Bird watching Birds--Counting Birds--Identification 1987-04-04 N/A
Daily field checking list, Walter Rosene, September 16, 1934 Checklists Field notes Bird watching Birds--Food Birds--Identification 1934-09-16 N/A
Daily field checking list, Walter Rosene, October 2, 1932 Checklists Field notes Bird watching Birds--Identification 1932-10-02 N/A
Daily field checking list, Walter Rosene, May 23, 1935 Checklists Field notes Bird watching Birds--Identification Birds--Nests Birds--Infancy 1935-05-23 N/A
Daily field checking list, Walter Rosene, May 22, 1935 Checklists Field notes Bird watching Birds--Identification 1935-05-22 N/A
Daily field checking list, Walter Rosene, May 17, 1936 Checklists Field notes Bird watching Birds--Eggs Birds--Identification Birds--Nests 1936-05-17 N/A
Daily field checking list, Walter Rosene, May 13, 1936 Checklists Field notes Bird watching Birds--Identification Birdsongs 1936-05-13 N/A
Daily field checking list, Walter Rosene, May 1, 1931 Checklists Field notes Bird watching Birds--Identification 1931-05-01 N/A