Protect our largest migratory bird
- mssfinley_series02_box03_folder05_01
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- 1941-09-01
Manuscript and press release discussing trumpeter swan populations.
United States. Department of the Interior
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Protect our largest migratory bird
Manuscript and press release discussing trumpeter swan populations.
United States. Department of the Interior
Manuscripts for article, "Our largest migratory bird", and a report on trumpeter swans by David D. Condon, Assistant Yellowstone Park Naturalist.
Del Condon, David
Article discussing conservation efforts and endangered bird species, including the trumpeter swan, California condor, and bald eagle.
Averill, Edgar F., 1881-1955