U.S. Geological Survey Photographic Library

ID. King, 41

Miner at work in the Comstock Lode at Virginia City, Nevada. Photo by T.H. O'Sullivan.U.S. Geological Exploration of the Fortieth Parallel (King Survey).

Miner at work in the Comstock Lode at Virginia City, Nevada. Photo by T.H. O'Sullivan.U.S. Geological Exploration of the Fortieth Parallel (King Survey).

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