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dc.date1900?-1999?
dc.date.accessioned2007-01-03T05:59:11Z
dc.date.accessioned2022-02-03T09:21:32Z
dc.date.available2007-01-03T05:59:11Z
dc.date.available2022-02-03T09:21:32Z
dc.identifierlibimagesU1340
dc.identifier.urihttp://hdl.handle.net/11124/6744
dc.descriptionDate scanned: 2002-6-28.
dc.descriptionTop view. Empire Mines, Grass Valley, Calif.
dc.descriptionHeld in the Russell L. and Lyn Wood Mining History Archive, Arthur Lakes Library, Colorado School of Mines.
dc.descriptionDonor: United States Bureau of Mines.
dc.description.abstractSafety catch installation is shown at the Empire Mines, California. Gold was discovered in Grass Valley in 1850. The Empire Mine operated from 1850 to 1956 and was one of the richest and largest mines in the US, producing some 5.8 million ounces of gold. The Mine site was acquired by the State of California in 1975 and turned into a state park.
dc.publisherColorado School of Mines. Arthur Lakes Library
dc.rightsRights management statement available at: http://library.mines.edu/digital/rights.html
dc.subjectGold mines and mining
dc.subjectMine safety
dc.subjectUnderground mining
dc.titleEmpire Mines, Installing inclined safety catches
dc.typeStillImage
dc.contributor.institutionArthur Lakes Library
dc.contributor.institutionRussell L. and Lyn Wood Mining History Archive
dc.contributor.institutionUnited States. Bureau of Mines


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