Canadian transportation & distribution management . Warn SAFETYFIRST The first essential, irrespective ofcost, in the equipment of modernrailroads, is the reliability of thematerial used. This accounts forthe increasing popularity of Dia-mond-F products. Results of severe and prolongedtests, conducted in co-operationwith several of the largest railroadsin the world, have proved thatDiamond-F railway insulation isnot only a superior insulating ma-terial, but that its initic lower^y^ftVan ht shape—wiA^andfce^essive pres-sure and vibration and is practical-ly weather-proof. cost is Diamond Fibre
Canadian transportation & distribution management . Warn SAFETYFIRST The first essential, irrespective ofcost, in the equipment of modernrailroads, is the reliability of thematerial used. This accounts forthe increasing popularity of Dia-mond-F products. Results of severe and prolongedtests, conducted in co-operationwith several of the largest railroadsin the world, have proved thatDiamond-F railway insulation isnot only a superior insulating ma-terial, but that its initic lower^y^ftVan ht shape—wiA^andfce^essive pres-sure and vibration and is practical-ly weather-proof. cost is Diamond Fibre is supplied either insheets, rods or tubes, or we will manu-facture any special parts to your speci-fications. Write for our booklet Dia-mond Fibre and its Uses, for fullerdetails as to its possibilities in connec-tion with your problems. DiamondState Fibre Company of Canada Limited Head Office & Works235 Carlaw Avenue, Toronto, CanadaMontreal Branch84 St. Francois Xavier St. The Basis of FileEfficiency The basis of file efficiency iskeen cutting. When a file ceases to cut keenly,discard it and buy a new you are wastinglabor-time, which costs morethan files. The followir^brands havedesigneaL<fo ci\t keenly andthey are hardened SWeis to holdtheir keen cutting qualities. They are the standard of filequality. KEARNEY & FOOt \GREAT WESTERNAMERICA^,* *ARCAbEGLOBE AD. FILES AND RASPS Made in Canada by Nicholson FileCompany
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Keywords: ., bookcentury1900, bookdecade1920, bookpublisherdonmi, bookyear1921
