Title Genres Topics Date (Start) Date (End)
Photograph of a young Pied-billed Grebe sitting on a hand Photographs Birds--Infancy 1922-06-28 N/A
Photograph of a young Red-tailed Hawk in a nest Photographs Birds--Infancy 1929-05-24 N/A
Photograph of a young Red-tailed Hawk in a nest Photographs Birds--Infancy 1929-05-24 N/A
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 an albino Robin perching on a branch Photographs Bird watching N/A N/A
Photograph of an egg within an egg Photographs Birds--Eggs N/A N/A
Photograph of an observation tower next to a tree with a Great Horned Owl nest Photographs Bird watchers Birds--Nests 1932-04-09 N/A
Photograph of an unidentified boy holding a young Rosebreasted Grosbeak Photographs Bird watchers Birds--Infancy 1925-06-11 N/A
Photograph of an unidentified man standing next to a Red-tailed Hawk Photographs Bird watchers 1926-11-10 N/A
Photograph of an unidentified person holding a Yellow Warbler Photographs Wildlife rescue 1933-07-11 N/A
Photograph of an unidentified woman holding a young Cedar Waxwing Photographs Birds--Infancy 1924-07-31 N/A
Photograph of Big Bluestem Audubon Society past presidents Photographs Bird watchers Ornithology--Societies, etc 1998-05-01 1998-05-31
Photograph of bird watchers at Hendrickson Marsh Photographs Bird watchers 1974-01-01 1974-12-31
Photograph of Carl Fritz Henning, Walter Rosene, and Charles J. Spiker at Ledges State Park Photographs Bird watchers N/A N/A
Photograph of eggs in a Black Tern nest Photographs Birds--Eggs 1932-06-15 N/A
Photograph of eggs in a Cooper's Hawk nest Photographs Birds--Eggs 1932-05-01 N/A
Photograph of eggs in a Crow nest Photographs Birds--Eggs 1926-04-28 N/A
Photograph of eggs in a Pied-billed Grebe nest Photographs Birds--Eggs 1922-06-22 N/A
Photograph of eggs in a Yellow Warbler nest Photographs Birds--Eggs 1927-06-15 N/A
Photograph of faculty members from the American School of Wildlife Protection Photographs Ornithology--Study and teaching Wildlife conservationists 1928-08-07 1928-08-18
Photograph of five hatching Wood Duck eggs Photographs Birds--Eggs Birds--Research 1971-06-01 N/A
Photograph of Frederic Leopold and a hunting dog Photographs Winter Hunting 1978-01-01 1978-12-31
Photograph of Frederic Leopold and John Hale near Two Key Island, Mississippi River above Iowa River Photographs Fowling 1940-01-01 1940-12-31
Photograph of Frederic Leopold dressed in suit Photographs Wildlife conservationists 1971-01-13 N/A
Photograph of Frederic Leopold next to tent Photographs Camping N/A N/A