Stock Photo: Washing for tin. After digging out a substantial amount of material, the miners would alter the course of a stream. The flow of the water would wash away the light material, leaving behind the tin-bearing ore. From De re metallica, by Agricola, pseudonym of Georg Bauer (Basle, 1556). Woodcut.
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Image Number: 1746-1926 Rights Managed Credit:World History Archive
009612-p Model Release: No Property Release: No