unfortunate tool from leaving " chatter" maiks. estimates of the School of Mining in the city of Mexico, pro- class of youth. Instruction was imparted to him by dictation, The engravings represent a contrivance designed to re- duces annually 1,680,000 pounds of crystallized or pure soda, a method… … side tool, and the one shown ficiently saturated ; it is then to be carefully dried. When at D is a common diamond dry, a solution of the perchloride, in a more or less concentra- BAILLIE'S PATENT TOOL HOLDER. point. In this case the tools, ted state, is applied by a brush or roller. The paper or…
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