... a stack of the same conical shape, are let into this cavity. The whole is then covered with turf, to prevent the volatile parts from being dissipated, which, by means of a heavy wooden mallet, and a wooden stamper worked separately by two men, is... Cyclopædia of useful arts & manufactures, ed. by C. Tomlinson. 9 divs - Seite 885 von Cyclopaedia - 1852 Vollansicht -
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