Canadian mining journal July-December 1915 . To preveni lateralmotion of wheelsand axles and theconsequent wear onwheel hubs amijournal boxes, nil Jeffrey I ocomo- moiiws ATC now provided withHardened ToolSteel Pins inthe ends of theaxles, ami Hard-ened looi Steel Plates in the jour-nal box lids. Ask lorlar* oiulNo. It Jeffrey Manufacturing Company, Canadian Branch f\^*-vr» f mi Iind Warn ni IVlOniTedl When An*uerg A<1\rrlmrmrnt trillion Tub Canadian Minino Jocbsai 18 THE CANADIAN MINING JOURNAL. j]©iia[]o§Q[wo[L[L@ mm COVERS n»j &THECONTINENT> H»

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectminesandmineralresou