Northern California, San Francisco, Stanislaus Counties (sheet 9)
1844|California: Office of State Engineer1:253 440
[What I saw in California: being the journal of a tour by the emigrant route and south pass of the Rocky Mountains, across the continent of North America, the Great Desert Basin and through California in the years 1846, 1847.]
1849|Bryant, Edwin F. (Edwin Francis)
Composite: Topographical Map of Central California Together With a Part of Nevada, Sheets III-IV.