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Reports of the State Mineralogist Collection

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 …

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Reports of the State Mineralogist Collection

Reports of the State Mineralogist Map Collection

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, …

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Reports of the State Mineralogist Map Collection

California Geology Magazine Collection

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 …

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California Geology Magazine Collection

Walter W. Bradley Glass Lantern Slide Collection

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 …

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Walter W. Bradley Glass Lantern Slide Collection

Olaf P. Jenkins Glass Lantern Slide Collection

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. …

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Olaf P. Jenkins Glass Lantern Slide Collection

About the collections



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 cgslibrary@conservation.ca.gov or (916) 327-1850.

Copyright and permissions

Copyright by the California Department of Conservation California Geological Survey.  All rights reserved.  No part of the images found on this website may be reproduced without written consent of the California Geological Survey.

 

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