![](http://www.alamy.com/thumbs/6/A38E800A-D4EC-4849-B159-E3A43B14D2D3/HFHPNM.jpg)
Image taken from page 178 of 'The Stamp Milling of Gold Ores' Image taken from page 178 of 'The Stamp Milling of
Size: 1739px × 1437px
Photo credit: © Classic Collection 2 / Alamy / Afripics
License: Licensed
Model Released: No
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