Title Genres Topics Date (Start) Date (End)
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
Photographs of an Eurasian Collard Dove, summer 2001 Photographs Bird watching Birds--Nests Birds--Infancy 2001-07-30 2001-08-01
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
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
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 Mockingbird nest in a grape vine Photographs Birds--Nests 1929-06-25 N/A
Lantern slide and photograph of Walter Rosene on an observation tower investigating a Great Horned Owl nest Lantern slides Photographs Bird watchers Birds--Nests Ornithology--Methodology 1932-05-01 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