U.S. Geological Survey Photographic Library

ID. King, 50

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

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

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