Grand Canyon (Ariz.) -- Recreational use
Subject
Subject Source: Library of Congress Subject Headings
Found in 1 Collection or Record:
Grand Canyon management plan collection
Collection
Identifier: ACCN 1307
Abstract
The Grand Canyon management plan collection (1967-1974) contains memoranda and correspondence concerning meeting reviews, new regulations, research requirements, and safety procedures in Grand Canyon National Park. These memorandua and letters were written by the government offices of the National Park Service, Department of the Interior, and Grand Canyon National Park and sent to river running companies or vice versa.
Dates:
1967-1974