Third Floor, Ferry Building, San Francisco 11 District Offices State Building, 217 West First Street...thousand books and scientific journals on geology, mining, mineralogy, chemistry, metallurgy, and related...devoted to the petroleum and mining industries, and newspapers from the mining centers of the state exhibits...California minerals and a conference room with a mining engineer in attendance to serve the public and...are also sold at the Los Angeles and Sacramento district offices. ; ; ; In addition to oral conferences |