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Scientific American, Vol. 69, No. 11 (September 1893) (1893)

leaf 6

An illustration from Scientific American, Vol. 69, No. 11 (September 1893), 1893, leaf 6
spindle, 5, which is of steel. per cent declared this action is taken because of the tural chemistry in various faculties of science, seven- The degree of fineness is regulated by turning a small prevailing "depression in general trade," a "lack of hand wheel on the end of the temper screw, and… … attention from the government." TEE WORLD'S COLUMBIAN EXFOSITION-THE QUAKER CITY GRINDING HILL. even though the not infrequent mid- The second part of the volume forms summer wages dispute in the iron and steel industries be taken into account.—Brad- an exhibit of certain phases of agriculture in…

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