Title Genres Topics Date (Start) Date (End)
Letter to members of the Iowa Ornithologists' Union regarding the fall bird movement in Iowa Correspondence Bird watchers Birds--Identification Ornithology--Societies, etc Parulidae | Warblers N/A N/A
Documents regarding the Boone County Christmas Bird Count Checklists Forms (documents) Instructional materials Bird surveys Bird watchers Bird watching Birds--Counting Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Piciformes | Woodpeckers and allies N/A N/A
Photograph of a group of Iowa Ornithologists' Union birders Photographs Bird watchers Ornithology--Societies, etc N/A N/A
Photograph of Walter Rosene reading poems on a field trip in McGregor Heights Photographs Bird watchers N/A N/A
Photograph of Carl Fritz Henning, Walter Rosene, and Charles J. Spiker at Ledges State Park Photographs Bird watchers N/A N/A
Lantern slide of Walter Rosene standing by a Bittern nest Lantern slides Bird watchers Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Birds--Infancy N/A N/A
Lantern slide and photograph of Walter Rosene with a young House Wren Lantern slides Photographs Bird watchers Birds--Infancy N/A N/A
Lantern slide of Walter Rosene and Walter W. Bennett eating lunch Lantern slides Bird watchers N/A N/A
Lantern slide of Walter Rosene standing next to a boat Lantern slides Bird watchers N/A N/A
Lantern slide of Dr. Leroy Titus Weeks sitting by a tree Lantern slides Bird watchers N/A N/A
Lantern slide and photograph of Walter Rosene on a ladder attached to a tree Lantern slides Photographs Bird watchers Birds--Nests Ornithology--Methodology N/A N/A
Lantern slide of Walter Rosene in a tree Lantern slides Bird watchers N/A N/A
Lantern slide of two unidentified men standing in a wooded area Lantern slides Bird watchers N/A N/A
A History of the Des Moines Audubon Bird Club Essays Bird watchers Ornithology--Societies, etc Societies--History, organization, etc N/A N/A
Letter to members of the Iowa Ornithologists' Union regarding a field trip, July 21, 1923 Correspondence Bird watchers Ornithology--Societies, etc Meetings 1923-07-21 N/A
Photograph of Walter W. Bennett photographing a Pintail Duck nest Photographs Bird watchers Photography of birds 1924-06-21 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 a group at the ruins of old Fort Crawford Photographs Bird watchers Wildlife conservationists 1928-08-14 N/A
Lantern slide and photograph of Walter Rosene posing with owls Lantern slides Photographs Bird watchers Strigiformes | Owls 1929-04-28 N/A
Lantern slide and photograph of Walter Rosene posing with owls Lantern slides Photographs Bird watchers Strigiformes | Owls 1929-04-28 N/A
Photograph of Walter Rosene posing with owls Photographs Bird watchers Strigiformes | Owls 1929-04-28 N/A
Photograph of a group at the American School of Wildlife Protection Photographs Bird watchers Wildlife conservationists 1931-08-12 1931-08-16
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
Lantern slide and photograph of Otto D. Braker inspecting a Cooper's Hawk nest Lantern slides Photographs Bird watchers Birds--Nests 1932-05-01 N/A