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Published by American Society of Mechanical Engineers, 1911
Pamphlet. Condition: Used - Acceptable. Pages (411)-430, 1p abstract at front. Illustrations of stone crusher, Edison Portland Cement Company crushing plant, stone quarry, steam shovel, tachometer charts, sizing screen, installations US Crushed Stone Company, Chicago, Tomkins Cove. 9 x 6", stapled booklet. Analysis of efficiency of Edison methods of crushing stone for cement. Soiled, staples rusty, slightly creased, fair.