Title Genres Topics Date (Start) Date (End)
Wood Duck nesting records, volume three, 1967-1978 Clippings (information artifacts) Correspondence Printed ephemera Field notes Birds--Eggs Birds--Nests Birds--Research Ornithology--Methodology Birdhouses Eggs--Incubation Ducks--Counting Ducklings Wood duck--Behavior 1967-01-01 1978-12-31
Frederic Leopold letter to Stella M. Perkins regarding Wood Duck houses, May 19, 1966 Correspondence Birds--Eggs Birdhouses--Design and construction Bird attracting Raccoon--Behavior 1966-05-19 N/A
Photograph of Wood Duck ducklings nesting among egg shells and nesting material Photographs Birds--Eggs Birds--Research Ducklings 1966-05-01 1966-05-31
Photograph of Wood Duck eggs beginning to hatch Photographs Birds--Eggs Birds--Research 1966-05-01 1966-05-31
Photograph of recently hatched Wood Duck ducklings and egg shells in a duck house Photographs Birds--Eggs Birds--Research Ducklings 1966-05-01 1966-05-31
Frederic Leopold letter to Don Joffray regarding Wood Duck houses and nest predation, April 25, 1966 Correspondence Birds--Eggs Birds--Nests Birdhouses--Design and construction Predatory animals Raccoon--Behavior 1966-04-25 N/A
Don Joffray letter to Frederic Leopold regarding Wood Duck houses and nest takeover and predation, April 20, 1966 Correspondence Birds--Eggs Birds--Nests Birdhouses--Design and construction Predatory animals Squirrels--Behavior Raccoon--Behavior 1966-04-20 N/A
Photograph of Wood Duck eggs under down feathers Photographs Birds--Eggs Birds--Research Birdhouses Wood duck--Behavior 1966-01-01 1966-12-31
Photograph of Wood Duck eggs and nesting material in a duck house Photographs Birds--Eggs Birds--Research Birdhouses 1966-01-01 1966-12-31
Photograph of mother Wood Duck sitting on eggs in a duck house Photographs Birds--Eggs Birds--Research Birdhouses Eggs--Incubation Wood duck--Behavior 1966-01-01 1966-12-31
Photograph of a snake among duck eggs in a Wood Duck house Photographs Birds--Eggs Birds--Research Birdhouses Predatory animals 1965-01-01 1965-12-31
Harold Fetter letter to Peter C. Petersen regarding bird sightings, August 14, 1963 Correspondence Field notes Bird watching Birds--Eggs Birds--Research Ornithology--Methodology 1963-08-14 N/A
Iowa Ornithologists' Union, field report compiled data, Louisiana Waterthrush, 1958-1983 Field notes Bird watching Birds--Counting Birds--Eggs Birds--Nests Birds--Research Birds--Infancy Birds--Feeding and feeds 1958-09-09 1983-07-31
Birdwatching notes compiled by Woodward Hart Brown, 1946-1980 Field notes Bird watching Birds--Eggs Birds--Identification Birds--Nests Birdsongs Weather 1946-02-10 1980-02-29
Daily field checking list by Walter Rosene, July 13, 1941 Checklists Field notes Bird watching Birds--Eggs Weather Birds--Infancy Emberizidae | Sparrows 1941-07-13 N/A
Daily field checking list by Walter Rosene, May 30, 1941 Checklists Field notes Bird watching Birds--Eggs Birds--Nests Weather 1941-05-30 N/A
Daily field checking list by Walter Rosene, June 9, 1940 Checklists Field notes Bird watching Birds--Eggs Birds--Nests 1940-06-09 N/A
Daily field checking list by Walter Rosene, June 2, 1940 Checklists Field notes Bird watching Birds--Eggs Birds--Nests 1940-06-02 N/A
Daily field checking list by Walter Rosene, May 30, 1940 Checklists Field notes Bird watching Birds--Eggs Birds--Nests 1940-05-30 N/A
Daily field checking list by Walter Rosene, May 26, 1940 Checklists Field notes Bird watching Birds--Eggs Birds--Nests 1940-05-26 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
Lantern slide and photograph of eggs in a Goldfinch nest Lantern slides Photographs Birds--Eggs 1936-08-15 N/A
Daily field checking list, Walter Rosene, August 14, 1936 Checklists Field notes Bird watching Birds--Eggs Birds--Nests Photography of birds 1936-08-14 N/A
Lantern slide and photograph of a Canada Goose standing over a nest Lantern slides Photographs Birds--Eggs Birds--Nests 1936-05-27 N/A
Lantern slide and photograph of a Canada Goose on a nest Lantern slides Photographs Birds--Eggs Birds--Nests 1936-05-27 N/A