Chinese miners washing gold sands with a rocker
1862
An engraving of Chinese miners working a rocker, the hand-operated box used to separate gold from river sand, published in the French travel journal Le Tour du Monde. Chinese labourers arriving through San Francisco made up a large share of the goldfield workforce and were frequently pushed onto claims others had abandoned. Drawn by Gustave-Adolphe Chassevent-Bacques.
Source: Wikimedia Commons
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