Title Genres Topics Date (Start) Date (End)
Field notes contributed by Stephen J. Dinsmore, spring 1988 Field notes Bird watchers Bird watching Birds--Nests Birdsongs Anseriformes | Ducks, Geese, and Swans Vireonidae | Vireos Parulidae | Warblers Birds--Infancy 1988-03-01 1988-05-31
List of contributors to the Iowa Ornithologists' Union quarterly field reports Checklists Bird watchers Ornithology--Methodology 1993-08-01 1993-11-30
Rare bird sighting for American White Pelican at Glenwood Lake in 1991 Field notes Forms (documents) Bird watchers Bird watching Birds--Identification Rare birds 1991-06-01 N/A
Lantern slide of two unidentified men standing in a wooded area Lantern slides Bird watchers N/A N/A
Lantern slide of Walter Rosene in 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