C. H., 1893, xiv. mitting mason work to be built on dry bottoms. It ented by Mr. John H. Traver, of Aspen, Col. The 557, through Chem. Zeit. may also be used to exhaust ground water from large » I • I ♦ mortar is carried on a sliding base, hinged to a slide, CHICAGO CABLE CABS ON CHICAGO DAT.… … 171 36,383 London, 18(i3 6,311,103 317 10.200,000 47,000 Paris, 1867 TBAVER'S PULVERIZING MACHINE. 7,254,687 39,003 Vienna, 1873. 186 374,919 10,000,000 63,893 Philadelphia, 1876. 159 200.613 194 88,397 16,159,719 Paris, 1878 The pestle is carried by a vertical shaft, turned by a 193,281 387,877…
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