Title
Hydraulic gold mining in California
Caption
Hydraulic gold mining in California. Using strong jets of water to wash down the gold-bearing rock greatly reduced the labour of digging. Engraving c1875.
Date
19th century
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP09A00_040
License type
Rights managed
Available size
25,5Mb (3,8Mb) / 8,5in x 11,6in / 2561 x 3480 (300dpi)