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Black Hawk Placer Mine Map 61258

Currency:USD Category:Collectibles / Rocks, Fossils & Minerals Start Price:100.00 USD Estimated At:200.00 - 300.00 USD
Black Hawk Placer Mine Map  61258
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Map of the Black-Hawk Placer Mine/Placer County, California. Other placer mines highlighted include the: Buckeye P.M. Rosedale P.M., Slope P.M., Pacific P.M., and Mayflower P.M. L.F Warner/Auburn, CAL printed along lower right border. Warner was the Auburn city engineer, and later became the county surveyor.The Mayflower Tunnel is also , at 4740 feet long, was worked from 1888-1894, for a distance of 3 miles, is also listed. It was reported in the San Francisco Call, Volume 102, Number 87, 26 August 1907, that :negotiations closed for the sale of a large area of mining ground north of Forest Hill to a Los Angeles syndicate. Mines covered include the Buckeye, Slope, Blackhawk, Brown, Rosedale and Pacific. The properties described cover an area of about 1,300 acres, including some of the best ground of the Forest Hill divide for drift mining. The mines have been prospected and worked, with a reported purchase cost of $100,000. More research is needed as no other specific information could be identified concerning the earlier development of this area. Multi-colored, on linen paper, measures 41" x 29", very good condition. City: State: California Date: c1900