Title Genres Topics Date (Start) Date (End)
Lantern slide and photograph of eggs in a Bobwhite Quail nest Lantern slides Photographs Birds--Eggs 1931-09-08 N/A
Lantern slide of a Bobolink range map Lantern slides Maps (documents) Birds--Migration N/A N/A
Lantern slide and photograph of eggs in a Bobolink nest Lantern slides Photographs Birds--Eggs 1926-06-19 N/A
Lantern slide and photograph of a Bluebird perching at a birdhouse Lantern slides Photographs Bird watching Turdidae | Thrushes 1937-01-01 1937-12-31
Lantern slide and photograph of a Bluebird perching on a stump Lantern slides Photographs Bird watching Turdidae | Thrushes 1925-09-24 N/A
Lantern slide and photograph of eggs in a Blue-winged Teal nest Lantern slides Photographs Birds--Eggs 1924-06-25 N/A
Photograph of a Blue Jay perching on a window feeding tray Photographs Birds--Feeding and feeds 1931-02-02 N/A
Iowa Ornithologists' Union daily field checking list Checklists Bird watching Birds--Identification Ornithology--Methodology Ornithology--Societies, etc N/A N/A
Iowa Ornithologists' Union check-list of Iowa birds Checklists Bird watching Birds--Identification Ornithology--Methodology Ornithology--Societies, etc N/A N/A
Field checklist of Iowa birds, revised 2010 Checklists Bird watching Birds--Identification Ornithology--Methodology Ornithology--Societies, etc 2011-01-01 2011-12-31
Field checklist of Iowa birds, revised 1999 Checklists Bird watching Birds--Identification Ornithology--Methodology Ornithology--Societies, etc 1999-01-01 1999-12-31
The Birds of Red Rock Reservoir Checklists Bird watching Birds--Identification Ornithology--Methodology 1994-10-01 1994-10-31
Lantern slide and photograph of eggs in a Black-crowned Night Heron nest Lantern slides Photographs Birds--Eggs 1928-06-26 N/A
Photograph of a Black-crowned Night Heron colony Photographs Colonial birds 1928-06-26 N/A
Lantern slide and photograph of a Black-billed Cuckoo nest in a grape vine Lantern slides Photographs Birds--Eggs Birds--Nests 1927-07-13 N/A
Lantern slide of a Black Tern sitting on a nest Lantern slides Birds--Nests N/A N/A
Photograph of eggs in a Black Tern nest Photographs Birds--Eggs 1932-06-15 N/A
Lantern slide and photograph of a Black Tern hovering in the air Lantern slides Photographs Bird watching 1924-06-17 N/A
Photograph of a bird watching blind Photographs Bird watching Birding sites 1929-05-29 N/A
Photograph of a Bell's Vireo feeding young Photographs Birds--Infancy 1940-06-30 N/A
Lantern slide and photograph of eggs in a Barred Owl nest Lantern slides Photographs Birds--Eggs 1928-03-19 N/A
Lantern slide and photograph of eggs in a Barred Owl nest Lantern slides Photographs Birds--Eggs 1928-03-30 N/A
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
Lantern slide of a Baltimore Oriole at a nest Lantern slides Birds--Nests N/A N/A
Lantern slide of eggs in a Swamp Sparrow nest Lantern slides Birds--Eggs N/A N/A