. The Street railway journal . THE LAGONDA MFG , O. Shedl <rve send you a copy of our Classified CdddJogueof Engineering Books? McGRAW PUBLISHING Department. 114 Liberty St , New York I1 ! i 1 . Water Rep^Hent Will stand continu-ous high heat with-out-injury longerthan any insulatingmaterial hundred days*continuous oaMngin oven at S0° 0«(lfd« Fi\) will notmake it oil andwater proof,to 1,800 volts per erlingBlackPlasticInsulator Insulation 1,5001/1000, These new and valuable properties ot Sterling Black Plastic Insulator are of such imp
. The Street railway journal . THE LAGONDA MFG , O. Shedl <rve send you a copy of our Classified CdddJogueof Engineering Books? McGRAW PUBLISHING Department. 114 Liberty St , New York I1 ! i 1 . Water Rep^Hent Will stand continu-ous high heat with-out-injury longerthan any insulatingmaterial hundred days*continuous oaMngin oven at S0° 0«(lfd« Fi\) will notmake it oil andwater proof,to 1,800 volts per erlingBlackPlasticInsulator Insulation 1,5001/1000, These new and valuable properties ot Sterling Black Plastic Insulator are of such importance to the manufacturersOf electrical machinery and to Electric StreetRailways that its thorough investigationshould he begun at once, and to this end TheSterling Varnish Company will furnishsamples and full information on request. The sterling varnish Company PITTSBURGH. U. 8. k. MANCHESTER, 26 STREET RAILWAY JOURNAL. 10 to 20Per Cent,in FuelSaved BY INSTALLING A GREENS .©-RSI. ECONOMIZER ALSO 20 Boiler Capacity Increased « Per Cent. 40 A Wise Use ofCountercurrents
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
