Title Genres Topics Date (Start) Date (End)
Frederic Leopold letter to Clarence Schneider regarding a Wood Duck study, March 29, 1963 Correspondence Bird surveys Birds--Nests Ornithology--Methodology Birdhouses Ducks--Counting 1963-03-29 N/A
Documents regarding a Wood Duck study, 1963 Correspondence Questionnaires Bird surveys Bird watching Birds--Nests Birds--Research Ornithology--Methodology Ducklings 1963-01-01 1963-12-31
Bill Youngworth letter to Woodward Hart Brown regarding Blue-winged Warbler range, December 8, 1962 Correspondence Bird watching Birds--Geographical distribution Birds--Nests 1962-12-08 N/A
Wood Duck nesting records, volume two, 1954-1966 Clippings (information artifacts) Correspondence Field notes Birds--Nests Birds--Research Ornithology--Methodology Birdhouses Eggs--Incubation Ducks--Counting Ducklings Wood duck--Behavior 1954-01-01 1966-12-31
Frederic Leopold letter to Peter P. Laude regarding nesting Wood Ducks and the Iowa Ornithologists' Union annual convention, May 12, 1952 Correspondence Birds--Habitat Birds--Nests Congresses and conventions Ornithology--Societies, etc 1952-05-12 N/A
Peter P. Laude letter to Frederic Leopold regarding an invitation to view nesting Wood Ducks, April 16, 1952 Correspondence Birds--Habitat Birds--Nests Ornithology--Study and teaching Birdhouses 1952-04-16 N/A
Frederic Leopold letter to Keith M. Schreiner regarding Schreiner's thesis and Wood Duck nest predation, March 5, 1952 Correspondence Birds--Nests Ornithology--Study and teaching Predatory animals Squirrels--Behavior 1952-03-05 N/A
Keith M. Schreiner letter to Frederic Leopold regarding a Wood Duck nesting study paper, February 21, 1952 Correspondence Birds--Habitat Birds--Nests Ornithology--Study and teaching Predatory animals Squirrels--Behavior Ducklings 1952-02-21 N/A
Raymond Findley letter to Frederic Leopold regarding a request for information on Wood Duck houses, February 4, 1952 Correspondence Birds--Nests Country life Birdhouses--Design and construction Bird attracting 1952-02-04 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
Walter Rosene letter to Philip DuMont regarding goose identification, October 25, 1940 Correspondence Bird banding Birds--Identification Birds--Nests Photography of birds Fowling Families 1940-10-25 N/A
Joseph Hickey letter to Oscar Allert regarding Peregrine Falcon sightings, March 6, 1940 Correspondence Birds--Geographical distribution Birds--Nests 1940-03-06 N/A
Joseph Hickey letter to Oscar Allert regarding Peregrine Falcon sightings, October 3, 1939 Correspondence Bird watching Birds--Geographical distribution Birds--Nests 1939-10-03 N/A
George Kaufman letter to Oscar Allert regarding Bald Eagle and King Rail sightings, August 17, 1939 Correspondence Field notes Bird watching Birds--Nests 1939-08-17 N/A
Ellison Orr letter to Oscar Allert regarding a Bald Eagle nest sight, May 17, 1939 Correspondence Field notes Bird watching Birds--Food Birds--Nests 1939-05-17 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
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
Ed Currier letter to Philip DuMont regarding nest and egg collection, October 19, 1934 Correspondence Birds--Eggs Birds--Geographical distribution Birds--Nests Birds--Collection and preservation 1934-10-19 N/A
Ellison Orr letter to Oscar Allert regarding Peregrine Falcon sightings, April 5, 1934 Correspondence Field notes Bird watching Birds--Food Birds--Geographical distribution Birds--Nests Anseriformes | Ducks, Geese, and Swans Duck shooting 1934-04-05 N/A
Ellison Orr letter to Oscar Allert regarding Peregrine Falcon sightings, March 10, 1934 Correspondence Field notes Bird watching Birds--Geographical distribution Birds--Nests 1934-03-10 N/A
Walter Rosene letter to Philip DuMont regarding Owls, February 7, 1934 Correspondence Birds--Eggs Birds--Nests Photography of birds 1934-02-07 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
Walter Rosene letter to Philip DuMont regarding Prairie Chicken pictures, November 21, 1930 Correspondence Birds--Behavior Birds--Eggs Birds--Nests Photography of birds Predation (Biology) Snakes--Behavior 1930-11-21 N/A
Walter Rosene letter to Philip DuMont regarding Barred Owl observations and Goose identification, April 11, 1928 Correspondence Bird watching Birds--Behavior Birds--Food Birds--Identification Birds--Nests Water birds 1928-04-11 N/A
Walter Rosene letter to Philip DuMont regarding the Biological Survey, photography, and nests, October 19, 1927 Correspondence Bird surveys Birds--Nests Icteridae | Blackbirds, Orioles, Meadowlarks, and allies Photography of birds Water birds Apodiformes | Swifts and Hummingbirds Snakes--Behavior 1927-10-19 N/A