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California Mine Dredging Reference Pair [202362]

Currency:USD Category:Collectibles / Mining Start Price:10.00 USD Estimated At:100.00 - 150.00 USD
California Mine Dredging Reference Pair [202362]
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[?]Live Online Auction Starts In 2025 Sep 19 @ 08:00 (UTC-07:00 : PDT/MST)
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Lot of 2 different. 1) Gold Dredging in California. California State Mining Bureau. Lewis E. Aubury, State Mineralogist. 1910. With fold-out relief map of California 22 x 18.5" , color map of Oroville district, and map of dredges on the American River. 311pp. with index. Poor condition. 2) Gold vs. Grain: California's Hydraulic Mining Controversy. Robert L. Kelley. 1959. 327pp. with index. Very good condition.
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Date: 1910-59
Country (if not USA):
State: California
City:
Provenance: Noel Kirshenbaum Geochemical Engineer Collection