Collection Mapping the National Parks
From U.S. 69th Cong. 2d Sess. House Committee on Military Affairs. Hearing... on H.R. 16396 and H.R. 16614, 1927. Available also through the Library of Congress web site as a raster image.
- Contributor: Fiske, Harold C. - United States. War Department. Corps of Engineers
- Date: 1925