Maps. Yosemite National Park. Map of Yosemite Valley, Yosemite National Park, Calif., Mariposa County, topography by F. E. Matthes, surveyed in 1905-06 in cooperation with California, partial revision in 1934. Scale 1:24,000 or 1 in.=2,000 ft., contour interval 50 ft. n. p.