1951
Shell Oil Company
1:285k
1876
Thompson & West
1:32k
1938
Thomas Brothers
1876
Thompson & West
1:190k
1885
Geological Survey (U.S.); Bodfish, S. W.
1:15k
1876
Thompson & West
1:190k
1873
Geological Survey of California
1:127k
1876
Thompson & West
1:32k
1876
Thompson & West
1:63k
1896
Blum, George W.
1:253k