Sutro Tunnel Map.... Western Expansion Goldrush | Lot #44289 | Heritage Auctions
Sutro Tunnel Map. The Sutro Tunnel was a drainage tunnel connected to the Comstock Lode in Northern Nevada, designed to pump out excess water and increase the speed and efficiency of mining operations. It was promoted and built through the efforts of Adolph Sutro. 22" x 30" map printed in color titled "Profile of Sutro Tunnel" and "Topographical Map Showing the Locations of the Sutro Tunnel and the Comstock Lode State of Nevada, United States of America." Published in London in 1873.
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