Title Genres Topics Date (Start) Date (End)
Letter to members of the Iowa Ornithologists' Union regarding the annual convention, June 14, 1927 Correspondence Congresses and conventions Ornithology--Societies, etc 1927-06-14 N/A
Frederic Leopold letter to Peter P. Laude regarding the Iowa Ornithologists' Union annual meeting, January 16, 1952 Correspondence Congresses and conventions Ornithology--Societies, etc Meetings 1952-01-16 N/A
Peter P. Laude letter to Frederic Leopold regarding an invitation to speak at the Iowa Ornithologists' Union convention, January 10, 1952 Correspondence Congresses and conventions Ornithology--Societies, etc Ornithology--Study and teaching Meetings 1952-01-10 N/A
Peter P. Laude letter to Frederic Leopold regarding the acceptance of the invitation to speak at the Iowa Ornithologists' Union convention, February 13, 1952 Correspondence Congresses and conventions Ornithology--Societies, etc Ornithology--Study and teaching 1952-02-13 N/A
Frederic Leopold letter to Peter P. Laude regarding an invitation to view the Wood Ducks and the Iowa Ornithologists' Union annual meeting, February 18, 1952 Correspondence Birds--Habitat Congresses and conventions Ornithology--Societies, etc Ornithology--Study and teaching Wood duck--Behavior 1952-02-18 N/A
Robert F. Vane letter regarding an invitation to the 30th annual convention of the Iowa Ornithologists' Union, April 10, 1952 Correspondence Congresses and conventions Ornithology--Societies, etc Ornithology--Study and teaching 1952-04-10 N/A
Frederic Leopold letter to Peter P. Laude regarding nesting Wood Ducks and the Iowa Ornithologists' Union annual convention, May 12, 1952 Correspondence Birds--Habitat Birds--Nests Congresses and conventions Ornithology--Societies, etc 1952-05-12 N/A
Des Moines Audubon Society letter to its members regarding Iowa Ornithologists' Union annual meeting, April 28, 1932 Correspondence Congresses and conventions Ornithology--Societies, etc 1932-04-28 N/A
Walter Rosene letter to Philip DuMont regarding bird sighting goals, April 27, 1933 Correspondence Bird watching Congresses and conventions 1933-04-27 N/A
Walter Rosene letter to Philip DuMont regarding the annual Iowa Ornithologists' Union meeting, March 2, 1927 Correspondence Congresses and conventions Photography of birds Galliformes | Quails, Pheasants, Turkeys, and Grouse Wildlife conservation--Law and legislation 1927-03-02 N/A
Walter Rosene letter to Philip DuMont regarding upcoming meetings, November 19, 1926 Correspondence Congresses and conventions Ornithology--Societies, etc Wildlife rescue 1926-11-19 N/A
Iowa Ornithologists' Union letters to members regarding activities of the organization Correspondence Congresses and conventions Conservationists Ornithology--Societies, etc Ornithologists 1923-02-12 1930-12-09