Title Genres Topics Date (Start) Date (End)
Photograph of a Wood Duck duckling jumping from duck house Photographs Birds--Research Birdhouses Ducklings Wood duck--Behavior 1966-05-01 1966-05-31
Photograph of a Wood Duck house Photographs Birds--Research Birdhouses 1960-01-01 1960-12-31
Photograph of a Wood Duck house and an observation blind in front of Frederic Leopold's house Photographs Birds--Research Birdhouses 1960-01-01 1960-12-31
Photograph of a Wood Duck house in tree near the Mississippi River Photographs Birds--Habitat Birds--Research Birdhouses 1966-01-01 1966-12-31
Photograph of a Wood Duck in a house Photographs Birds--Research Ornithology--Methodology Birdhouses--Design and construction 1965-01-01 1965-12-31
Photograph of a Wood Duck perched on a Wood Duck house Photographs Birds--Habitat Birds--Research Birdhouses 1960-01-01 1960-12-31
Photograph of an adult Wood Duck leaving a duck house Photographs Birds--Research Birdhouses Wood duck--Behavior 1965-01-01 1965-12-31
Photograph of Frederic Leopold on a ladder checking a Wood Duck house Photographs Bird watchers Birds--Research Birdhouses 1965-01-01 1965-12-31
Photograph of Frederic Leopold's house with a Wood Duck house in a tree Photographs Birds--Research Wildlife conservationists Birdhouses 1966-01-01 1966-12-31
Photograph of mother Wood Duck and ducklings inside a duck house Photographs Birds--Research Birdhouses Ducklings Wood duck--Behavior 1971-06-01 1977-06-30
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 paper covering the entrance to a Wood Duck house Photographs Birds--Research Ornithology--Methodology Birdhouses--Design and construction 1966-05-01 1966-05-31
Photograph of the inside bottom of a Wood Duck house Photographs Birds--Research Birdhouses 1965-01-01 1965-12-31
Photograph of Wood Duck ducklings in a duck house Photographs Birds--Research Birdhouses Ducklings Wood duck--Behavior 1977-05-01 1977-05-31
Photograph of Wood Duck ducklings leaving the duck house Photographs Birds--Research Birdhouses Ducklings Wood duck--Behavior N/A N/A
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 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 houses in trees Photographs Birds--Research Birdhouses 1965-01-01 1965-12-31
Photograph of Wood Duck houses in trees Photographs Birds--Research Birdhouses 1971-05-01 1971-05-31
Preparations for the spring return of nesting Wood Ducks Reports Birdhouses Hunting--Moral and ethical aspects Eggs--Incubation Duck populations Ducklings Wood duck--Behavior N/A 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
Report to Wood Duck observers with attached mailing list, September 13, 1963 Reports Bird surveys Bird watchers Birds--Nests Birds--Research Ornithology--Methodology Birdhouses--Design and construction Ducks--Counting 1963-09-13 N/A
Ries Tuttle letter to Frederic Leopold with a forwarded letter from Ronald H. Wilkison regarding Wood Duck houses, January 9, 1952 Correspondence Birdhouses--Design and construction Bird attracting 1952-01-09 N/A
Stella M. Perkins letter to Frederic Leopold regarding Wood Duck houses Correspondence Birds--Nests Birdhouses Bird attracting Raccoon--Behavior Zoological illustration 1966-05-01 1966-05-18
Sue L. Schroder letter to Frederic Leopold regarding Wood Ducks, May 29, 1966 Correspondence Country life Birdhouses Bird attracting 1966-05-29 N/A