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CabKing Cabbing Machine Lapidary Equipment - Gem Stone Grinder Jewelry Rock Polisher - Includes Diamond Wheels, LED Lamp, Water System, & Accessories - 6" Grinder Polishing Machine - Model CABKING-6V3 ...
This article was originally published with the title “ An Improved Stone Polishing Machine ” in Scientific American Magazine Vol. 63 No. 2 (July 1890), p. 19 doi:10.1038 ...
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