Manuscripts
Oregon and Idaho
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California
Manuscripts
Includes an 1885 land patent to Jacob Hosig for a placer mine claim in Tuolumne County; an 1873 deed of mining property between L.M. Robertson and the Rising Sun Consolidated Mill & Mining Company; a March 6, 1879, summons of the District Court, Eleventh Judicial District in El Dorado County in the case of W.E.C. Griffith et al vs. The Utah Gold and Silver Mining Company; an 1896 agreement of L.M. Robertson et al. to George N. Kimble; an 1894 quartz claim notice of location in El Dorado County; and an 1889 report on California Asphaltum by civil engineer Frank E. Brown to the Vulcan Pile Armor & Contracting Co.
mssEl Dorado County
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El Dorado Water & Deep Gravel Mining Company. Time book
Manuscripts
Employee work records for six mines in various years Excelsior Mine, Coon Hollow Ravine Mine, Spanish Ravine Tailings, stony Ravine Tailings, Hangtown Creek Sluice and Spanish Hill Mine. Also, overtime records for March and April of 1878.
mssEl Dorado County
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El Dorado Water & Deep Gravel Mining Company. Production record
Manuscripts
Listing of hydraulic activity for the Excelsior Mine.
mssEl Dorado County
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South Dakota
Manuscripts
Consists of documents chiefly related to Pennington County such as mining deeds, agreements, location certificates, and a map of the "Hazel Group," as well as a "report on the Grand Junction Group of Mines in Custer County, South Dakota."
mssEl Dorado County
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El Dorado County (?). Tax assessment roll
Manuscripts
Although neither a date nor a place is specified in the volume, it may be a copy of the 1852 El Dorado County assessment roll.
mssEl Dorado County
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El Dorado County Tax Collector. Certificate of Sale of Real Estate
Manuscripts
Property owner: Isbell, Gold and Silver Mining Company Certificate holder: Mierson, A.
mssEl Dorado County