Title Genres Topics Date (Start) Date (End)
Wilson's Phalaropes nesting in Northwest Iowa Field notes Photographs Bird watching Birds--Identification Birds--Nests 1968-06-01 1968-06-30
Photograph of a group at the ruins of old Fort Crawford Photographs Bird watchers Wildlife conservationists 1928-08-14 N/A
Photograph of a group at the American School of Wildlife Protection Photographs Bird watchers Wildlife conservationists 1931-08-12 1931-08-16
Jim Matthews letter to Jim Dinsmore regarding Clay-colored Sparrow sightings in Lyon County, July 30, 1986 Correspondence Field notes Photographs Birds--Identification Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Rare birds 1986-06-19 1986-07-30
Photograph of a young Broad-winged Hawk Photographs Bird watching Birds--Infancy 2003-07-14 N/A
Photograph of a White-winged Dove perching on a tree branch Photographs Bird watching 2002-07-02 N/A
Field notes, photograph, and letter to James J. Dinsmore contributed by Ed Thelen, summer 2002 Correspondence Field notes Photographs Bird watching Birds--Counting Birds--Identification Birds--Nests Birds--Infancy 2002-06-01 2002-07-31
Field notes contributed by Jacob T. Gilliam, summer 2002 Field notes Photographs Bird watching Birds--Counting Birds--Identification Birds--Nests Birds--Infancy 2002-06-01 2002-07-31
Walter Rosene personal reminiscences of nature study and bird work at Ledges State Park Diaries Photographs Narratives (literary works) Bird watching Birds--Counting Birds--Nests Birds--Research Parks--Iowa Birds--Anecdotes 1918-01-01 1941-12-31
Lantern slide and photograph of two young White Pelicans and an egg in a nest Lantern slides Photographs Birds--Eggs Birds--Infancy 1924-06-24 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 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 and photograph of eggs in a Phoebe nest Lantern slides Photographs Birds--Eggs 1925-05-05 N/A
Photograph of Northern Saw-whet Owl, 1996 Photographs Birds--Identification Ornithology Photography of birds Rare birds 1996-02-11 N/A
Lantern slide and photograph of a flock of White Pelicans swimming Lantern slides Photographs Bird watching 1924-06-24 N/A
Lantern slide and photograph of young and old Pelicans standing by a lake Lantern slides Photographs Bird watching 1924-06-24 N/A
Lantern slide and photograph of eggs in a Towhee nest Lantern slides Photographs Birds--Eggs Parasitic birds Passeriformes | Perching-birds and songbirds 1928-06-20 N/A
Lantern slide and photograph of eggs in a Mourning Dove nest Lantern slides Photographs Birds--Eggs 1924-05-15 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 and photograph of eggs in a Red Head Duck nest Lantern slides Photographs Birds--Eggs 1924-06-17 N/A
Lantern slide and photograph of eggs in a Lesser Scaup nest Lantern slides Photographs Birds--Eggs 1924-06-19 N/A
Lantern slide and photograph of a male Baltimore Oriole at a nest Lantern slides Photographs Birds--Nests 1928-06-25 N/A
Lantern slide and photograph of a young Cedar Waxwing Lantern slides Photographs Birds--Infancy 1924-07-31 N/A
Lantern slide and photograph of the Phoebe nest site Lantern slides Photographs Birds--Habitat 1925-05-02 N/A