Citations are generated automatically from bibliographic data as
a convenience, and may not be complete or accurate.
Chicago citation style:
United States National Park Service. Washington DC. [Washington: The Service: for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1977] Map. https://www.loc.gov/item/80693622/.
APA citation style:
United States National Park Service. (1977) Washington DC. [Washington: The Service: for sale by the Supt. of Docs., U.S. Govt. Print. Off] [Map] Retrieved from the Library of Congress, https://www.loc.gov/item/80693622/.
MLA citation style:
United States National Park Service. Washington DC. [Washington: The Service: for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1977] Map. Retrieved from the Library of Congress, <www.loc.gov/item/80693622/>.