U.S. Geological Survey Photographic Library

ID. Gilbert, G.K. 2821

Smoke stratum, valley of Deer Creek at Nevada City. In the foreground is a pit from hydraulic mining. The smooth skyline marks a dissected plateau of andesitic lava. Nevada County, California. 8 a.m., October 28, 1905.

Smoke stratum, valley of Deer Creek at Nevada City. In the foreground is a pit from hydraulic mining. The smooth skyline marks a dissected plateau of andesitic lava. Nevada County, California. 8 a.m., October 28, 1905.

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