Pneumatic hose once used during the California Gold Rush to wash away hillsides in search of gold.

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Size: 6000px × 4000px
Location: James Marshall Gold Discovery State Historic Park, Coloma, California
Photo credit: © Jeremiah Zamora / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: country, device, equipment, gold, historic, hose, hydraulic, machinery, pneumatic, rush