1944
USGS (U.S. Geological Survey)
1:125k
1963
California Division of Mines and Geology
1:250k
1885
Russell, Israel C. (Israel Cook), 1852-1906.
1:335k
1871
Wheeler, G.M.
1:507k
1940
Tucker, W. Burling, 1880 / Sampson, R. J.
1:380k
1939
United States Department of the Interior, Geological Survey
1:125k
1983
Clark, Malcolm M.
1963
California Division of Mines and Geology
1956
Shell Oil Company
1862
U.S. General Land Office
1:253k