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Show IH-oiuutlm lo; Mgiisl. An Improved motlioil of Blgnallng to thuilrivcra of locoruotlv ea lu thl 1: weather I1113 liecn brought fonrniil In Emjlaud. On llio locomotive It-cclf It-cclf iii llxed nn cloctrie Ull, lo which U attached a contnit dovico, w lih U o)ci-nte9 by memo of a moMihlu lair which In imsotintcil with 1111I1 nlgnnl liox. When llio uugiiio piimoh mull n dgnal liox contact In inado nnd tho Ull ring!, uud by tho ntunUr of Uuta upon tho gong tho englno ilrlcr knows whether to proeieilor whether lo Htop. Tho npnarntiLi iIom not lull fero Willi uny ousting vlsiuiliui nrrangeniunta, mul would bo iuito laUomitlo iu notion pro-idiHlthat pro-idiHlthat tho Bii'unl niaii ntti mini to bin lev nil Jimt iw If tho wi.ithor wna clear. London letter. |