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Build A Simple Rocker Box For Gold Mining

Build A Simple Rocker Box For Gold Mining

Building a RockerDepartment of Mines Bulletin No. 21 Notes on Placer Mining in B.C. Figure 1 is the side view of a rocker showing the 2 by 4 side braces nailed to the side-boards of the box. One of these is extended and tapered for a handle

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