Established by the California legislature in 1880, the State Mining Bureau bill required the State Mineralogist to “…make a report in detail to the Governor, showing the amount of disbursements of the Bureau under his charge, the number of specimens collected, and giving such statistical information in reference to mines and mining …
The maps included in this collection were released in conjunction with the annual Reports of the State Mineralogist and the California Journal of Mines and Geology between the years 1883 – 1958. Originally issued either within the text or folded in a back pocket, the maps in this collection include: geologic maps varying in scale, …
California Geology was a subscription-based magazine published by the California Geological Survey covering a wide range of geology related topics. Besides scientific articles and field guides it also detailed mineral production, announced publication releases, and provided valuable resources for teaching earth science. Originally …
Walter Wadsworth Bradley was associated with the California Division of Mines from 1912 to 1946, acting as State Mineralogist from 1928 to 1946. Prior to his association with the Division of Mines, Mr. Bradley had practiced mining engineering in the Mother Lode, in Durango, Mexico, and in Idaho. In addition, he was associate editor of …
Olaf P. Jenkins, son of Stanford University professor Oliver P. Jenkins, earned his A.B, .M.A., and in 1930, his PhD. from Stanford University. He worked for state geological surveys in Tennessee, Washington, and Arizona and held positions with several private companies before he joined the California State Division of Mines in 1929. …
The California Geological Survey Digital Archive is a portal to historic images, texts, and maps detailing the mining and geologic history of California and the west. The collections found here document over 150 years of service in California from the Gold Rush to the Loma Prieta Earthquake. New collections and items will be continually added to the site, so please check back periodically for updates.
For more information about the collections please contact the California Geological Survey Library at firstname.lastname@example.org or (916) 327-1850.
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