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Canadian mining journal January-June 1905 . CHEAPEST POWER. 60% Saving in Fuel. Suction Gas Producbrs for Gas lb of Coal per hour. Cost % io %cent per horse-power for any capacity required. No Boileror Gas Holder required. Automatic Work. Contracts undertaken for complete PowerPlants and results ;r. OSKAR NAO£IiCHEMICAL ENGINEER90-96 Wall Street NEW YORK CITY. 60 YEARSEXPERIENCE. Trade MarksDesignsCopyrights &c. Anyone sending a sketch and description mayqulclily ascertain our opinion free whetlier aoinvention is probably patentable. Communica-tions str
Canadian mining journal January-June 1905 . CHEAPEST POWER. 60% Saving in Fuel. Suction Gas Producbrs for Gas lb of Coal per hour. Cost % io %cent per horse-power for any capacity required. No Boileror Gas Holder required. Automatic Work. Contracts undertaken for complete PowerPlants and results ;r. OSKAR NAO£IiCHEMICAL ENGINEER90-96 Wall Street NEW YORK CITY. 60 YEARSEXPERIENCE. Trade MarksDesignsCopyrights &c. Anyone sending a sketch and description mayqulclily ascertain our opinion free whetlier aoinvention is probably patentable. Communica-tions strictly confidential. HANDBOOK on Patentssent free. Oldest agency for securing patents. ? ? Co. Patents taken through Munn & _special notice, without chargo, ii^ the receive Scientific Jlinerlcaii. A handsomely Illustrated weekly. Largest cir-culation of any scientific journal. Terms, $3 ayear; four months, $L Sold by all newsdealers. &C0,36Broadway. flew York Washington, D. C. SADLER & HAWORTH TANNERS ANDMANUFACTURERS OF Oak Leather Seltiog Uydiaolic and Meclianical Leather MONTREAL andTORONTO. Dr, GoldschmidtsAlumino-Thermics THERMIT Steel for Repair Work,Welding of Street Rails, Shaftingand Machinery. TITAN THERMIT for foundrywork. NOVO AIR HARDENING STEEL Twist Drills, Milling Cutters, Speed and Durability. Dranch OfBce, I F INI DRILL in first-class order, a DIAMOND(Sulliva
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectminesandmineralresou