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Abstract Affidavit submitted to the General Land Office in Washington, D. C. in the case of the Dardanelles' application for a patent contains statement of superintendent John B. Winter on the Comstock Lode mines. Also included is a map showing Dardanelles Mine, Overman Mine and the Crown Point Mine shaft.
Abstract Collection contains copies of weekly progress reports for each of these individual mines: Challenge, Challenge-Jacket-Imperial, Confidence, Crown Point, Imperial Consolidated, Imperial Empire, Jacket-Crown Point-Belcher, Overman, and Yellow Jacket, Reports discuss length of tunnels, yields of ore, presence of various types of rock and water, and drain projects from 1865-1923.