Title Genres Topics Date (Start) Date (End)
Gladys Black letter to Nicholas S. Halmi regarding bird sighting reports, March 24, 1977 Correspondence Field notes Bird watching Birds--Research Anseriformes | Ducks, Geese, and Swans Ornithology--Methodology 1977-03-24 N/A
Gladys Black letter to Nicholas S. Halmi regarding bird sightings, April 5, 1977 Correspondence Field notes Bird watching Birds--Research Hunting--Moral and ethical aspects 1977-04-05 N/A
Gladys Black letter to Nicholas S. Halmi regarding bird sightings, June 2, 1977 Correspondence Field notes Bird declines Bird populations Bird watching Birds--Eggs 1977-06-02 N/A
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 Peter C. Petersen regarding bird sightings, February 28, 1978 Correspondence Field notes Bird feeders Bird watching Birds--Research 1978-02-28 N/A
Hank Zaletel letter to Nicholas S. Halmi regarding bird sightings, April 15, 1978 Correspondence Field notes Bird watching Birds--Research 1978-04-15 N/A
Hank Zaletel letter to Nicholas S. Halmi regarding bird sightings, March 18, 1978 Correspondence Field notes Bird watching Birds--Research 1978-03-18 N/A
Hank Zaletel letter regarding Red-necked Grebes at Little Wall Lake Correspondence Field notes Bird watching Birds--Identification 1984-04-12 1984-04-24
Harlow Mills letter to Philip DuMont regarding additional Starling sightings, April 16, 1934 Correspondence Bird watching Introduced birds 1934-04-16 N/A
Harlow Mills letter to Philip DuMont regarding Starlings in Marshall County, January 11, 1934 Correspondence Bird watching Introduced birds 1934-01-11 N/A
Harlow Mills letter to Philip DuMont regarding Starling sightings, May 8, 1934 Correspondence Bird watching Introduced birds 1934-05-08 N/A
Harold Holland letter to Philip DuMont regarding Starling sightings, May 9, 1934 Correspondence Bird watching Introduced birds 1934-05-09 N/A
Harry Oberholser letter to Oscar Allert regarding bird sightings, March 1, 1929 Correspondence Field notes Bird watching Birds--Identification Birds--Collection and preservation Zoological specimens 1929-03-01 N/A
Helen King letter to Philip DuMont regarding Starlings in Grundy County, December 11, 1933 Correspondence Bird watching Birds--Nests Introduced birds Aggressive behavior in animals 1933-12-11 N/A
Helen Peasley and Florence Thornburg letter to Philip DuMont regarding bird observations, July 22, 1937 Correspondence Bird watching Birds--Eggs Birds--Nests 1937-07-22 N/A
Howard Graesing letter to Ruth Buckles regarding bird sightings, April 4, 1978 Correspondence Field notes Bird watching Birds--Research Weather 1978-04-04 N/A
Hugo Schroder letter to Philip DuMont regarding nesting birds in Iowa, January 2, 1935 Correspondence Bird watching Birds--Geographical distribution Birds--Nests Ornithological literature 1935-01-02 N/A
Ione Getscher letter to Nicholas S. Halmi regarding bird sightings, May 19, 1978 Correspondence Field notes Bird watching Birds--Research 1978-05-19 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
Ione Getscher letter to Nicholas S. Halmi regarding spring bird sightings, May 16, 1979 Correspondence Field notes Bird watching Birds--Migration Anseriformes | Ducks, Geese, and Swans 1979-05-16 N/A
Ione Getscher letter to Nicholas S. Halmi, regarding bird sightings, June 3, 1977 Correspondence Field notes Bird watching 1977-06-03 N/A
Ione Getscher letter to Thomas H. Kent regarding summer bird sightings, July 31, 1981 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology Country life 1981-07-31 N/A
Irene Van Nieuwenhuyse letter to Peter C. Petersen regarding a Ringed Turtle-Dove sighting, May 28, 1981 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology Rare birds 1981-05-28 N/A
J. Donald Gillaspey letter regarding a Sedge Wren sighting, August 9, 1993 Correspondence Field notes Bird watching Birds--Identification 1993-08-09 N/A
J. Donald Gillaspey letter to Carl J. Bendorf regarding fall bird sightings, November 27, 1987 Correspondence Field notes Bird banding Bird populations Bird watching Birds--Feeding and feeds 1987-11-27 N/A