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- Creators: United States Department of the Interior
ContributorsUnited States Department of the Interior (Publisher) / United States National Park Service (Publisher)
Created1929-02-28
Description
Monthly bulletin, black and white, describing the natural history and scientific features of Grand Canyon National Park. This volume is dedicated in memoriam to Glen E. Sturdevant, park naturalist, and Fred Johnson, park ranger, who drowned while collecting specimens in the park.
ContributorsEdwards, John H. (Author) / United States Department of the Interior (Publisher)
Created1926-04-02
Description
Grand Canyon National Park General Regulations.