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27th August 2006, 02:31 PM
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#11 |
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Member
Join Date: Jun 2006
Location: On the banks of Cut Bank Creek, Montana
Posts: 189
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They probably scraped it smooth with the edge of a metal tool then smoothed it further by rubbing it with a paste of sand/dirt/water. Or they rubbed it with a rough stone, like a sand stone.
Another method was burnishing by rubbing it with smooth hard stone or a rounded piece of metal. |
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