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| The ore would have been brought to the top of this rig & then dumped into a conveyor that ran under some large iron stamps that crushed the gold ore. |
| Date: 3/14/09 1:14 PM | Keywords: mariposa history museum MJC Geology southern motherlode stamp mill |
| Total images: 65 | Last update: 3/20/09 5:55 PM | Copyright Ryan J Hollister | Help |