Title Genres Topics Date (Start) Date (End)
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
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
Female Summer Tanager - South edge of Mason City May 4+5, 1989 Correspondence Field notes Birds--Identification Ornithology--Methodology Rare birds 1989-05-04 1989-05-05
Walter Rosene letter to the United States Bureau of Biological Survey regarding a 1924 bird migration report, February 7, 1925 Correspondence Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1925-02-07 N/A
Walter Rosene letter to the United States Bureau of Biological Survey regarding a 1925 bird migration report, January 18, 1926 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Scolopacidae | Sandpipers, Phalaropes, and allies Vireonidae | Vireos Parulidae | Warblers Emberizidae | Sparrows 1926-01-18 N/A
Edward William Nelson letter to the bird migration observers of the Biological Survey regarding a change in reporting bird observations, March 2, 1925 Correspondence Instructions (document genre) Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1925-03-02 N/A
Clarence Cottam letter to Walter Rosene regarding the analysis and contents of Long-eared Owl pellets, May 28, 1936 Correspondence Reports Birds--Research Ornithology--Methodology Bird droppings 1936-05-28 N/A
Jim Sinclair letter to Thomas Kent regarding bird documentation, October 2, 1999 Correspondence Field notes Bird watching Ornithology--Methodology Rare birds 1999-10-02 N/A
Robert K. Myers letter to Thomas H. Kent about bird sightings including Marbled Goldwit, June 6, 1980 Correspondence Field notes Birds--Identification Ornithology--Methodology Rare birds 1980-06-06 N/A
Two letters sent between Rushton G. Cortelyou and Thomas H. Kent, regarding a Piping Plover sighting, July 1986 Correspondence Field notes Birds--Identification Birds--Nests Ornithology--Methodology Ornithology--Societies, etc Rare birds 1986-05-28 1986-07-12
Beth Proescholdt letter to Thomas H. Kent regarding record Hawk counts, December 1, 1998. Correspondence Field notes Bird watching Birds--Counting Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology 1998-12-01 N/A
Field reports form for submitting seasonal observations of Iowa birds and letter to Thomas H. Kent contributed by Carolyn J. Fischer, December 1, 1998 Correspondence Field notes Forms (documents) Bird watching Birds--Counting Birds--Habitat Ornithology--Methodology 1998-12-01 N/A
Records Committee review for rare bird sighting for Sabine's Gull at Ventura Marsh Wildlife Management Area in 1970 Administrative records Clippings (information artifacts) Correspondence Field notes Birds--Identification Ornithology--Methodology Rare birds 1971-06-01 1994-02-04
Mark Proescholdt letter to James J. Dinsmore regarding a trip to northwest Iowa and bird sightings, June 26, 1987 Correspondence Field notes Bird watching Birding sites Ornithology--Methodology 1987-06-26 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
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
Rudolph Anderson letter to Philip DuMont regarding "The birds of Iowa," November 16, 1932 Correspondence Birds--Eggs Birds--Geographical distribution Ornithology--Methodology Birds--Collection and preservation Natural areas Ornithological literature 1932-11-16 N/A
Walter Rosene letter to Philip DuMont regarding creating a new Birds of Iowa list, January 17, 1928 Correspondence Bird watching Birds--Geographical distribution Ornithology--Methodology Rare birds 1928-01-17 N/A
Walter Rosene letter to Philip DuMont regarding likely birds to sight in June, May 10, 1928 Correspondence Bird watching Birds--Identification Ornithology--Methodology 1928-05-10 N/A
Philip DuMont letter to Max Stempel regarding records for the Stempel collection, November 9, 1934 Correspondence Birds--Geographical distribution Birds--Identification Ornithology--Methodology Zoological specimens 1934-11-09 N/A
George Hendrickson letter to Philip DuMont regarding updates to the Revised List of the Birds of Iowa, December 13, 1943 Correspondence Birds--Geographical distribution Birds--Nests Ornithology--Methodology Ornithological literature 1943-12-13 N/A
George Hendrickson letter to Philip DuMont regarding unlisted Water Ouzel, February 2, 1944 Correspondence Ornithology--Methodology Birds--Collection and preservation Ornithological literature 1944-02-02 N/A
Christmas bird count data report and W. Ross Silcock note to Thomas H. Kent, winter 1987-1988 Correspondence Field notes Birds--Research Ornithology--Methodology Ornithology--Societies, etc 1987-12-01 1988-02-28
Field reports and letter to Carl J. Bendorf contributed by Bob Livermore, fall 1987 Correspondence Field notes Birds--Counting Birds--Migration Birdsongs Ornithology--Methodology 1987-08-01 1987-11-30
Doug Reeves letter and photograph to W. Ross Silcock regarding Breeding Bird Atlas special documentation forms and a Barn Owl nest, February 12, 1987 Correspondence Field notes Photographs Bird watching Birds--Nests Ornithology--Methodology Birds--Infancy 1987-02-12 N/A