Canadian machinery and metalworking (July-December 1917) . TYPE C—25 If you would do away with coal or coke uncertainty in heat-treating, effect a 25% reduction in spoilage costs, obtain uniformresults and a product of better quality—it will pay you to thor-oughly investigate GILBERT & BARKERFURNACES and Low Pressure Systemof Burning OilFuel. TYPE C—10 Semi-Muffle Oven Furnace

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectmachinery, bookyear19