. Electric railway journal . S. Black Orleans, La. EARLL W. R. Kerschner Co., Inc. Eastern Sales Agents, 50 Church Street, New York FACTORYYork, Pa. Brown & HallSt. Louis, Mo. January 6, 1917] ELECTRIC RAILWAY JOURNAL 101 Steel for Service In an advertisement of a prominent gear maker it is to be notedthat the rating in service of their Case Hardened Forged Steel gearsis given at 500, as against their Standard Cast Steel Gears with arating of 1 00, and that they guarantee the life of the former to thelatter in service will be in that proportion. The forged steel gears mentioned are
. Electric railway journal . S. Black Orleans, La. EARLL W. R. Kerschner Co., Inc. Eastern Sales Agents, 50 Church Street, New York FACTORYYork, Pa. Brown & HallSt. Louis, Mo. January 6, 1917] ELECTRIC RAILWAY JOURNAL 101 Steel for Service In an advertisement of a prominent gear maker it is to be notedthat the rating in service of their Case Hardened Forged Steel gearsis given at 500, as against their Standard Cast Steel Gears with arating of 1 00, and that they guarantee the life of the former to thelatter in service will be in that proportion. The forged steel gears mentioned are cut from Carnegie-Slick Rolled Steel Gear Blanks Ask any district office for pamphlet—Rolled Steel Gear Blanksand Miscellaneous Circular Sections. Carnegie Steel Company General Offices: Pittsburgh, Pa. 800 CHILLINGWORTH Drawn Steel Seamlessand Rivetless Cases Compared with MalleableIron Cases Average a Savingof 40% in Weight The cost of hauling eachpound of car weight is 5cents per year. Why haul unnecessaryweight ?. THAYER & COMPANY, INC., Ktte5£ m broadway, new york 102 ELECTRIC RAILWAY JOURNAL [January 6, 1917 Less Weight—and Less Trouble—in MB Resistors The drawn grids aremuch lighter than thecast grids used in ordi-nary resistors. Theyare never brittle, alwaysuniform in cross-section,never strained by expan-sion and contraction dueto rapid heating andcooling. They resist rustand corrosion better thancast grids. And there are onlyabout one-twenty-fifth asmany joints as in re-sistors using cast data sheet is in-formative.
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