. Railway age . Sleeper Fig. 10—Support of Insulated Bar. —.^. 1 Home .. Sdvance ^ Adv. Tlorne „ Adv. Ti I?2. N°5. I I N?i. y ./ ^r rrl lil - !i ./ ./ .y f ^J Tr ■/. ^(><iv. resistance■Cobeii relay C^ . _L Failure^.ndicator l coibfor n I —rn : ! • i I—c- -i^^d- 1

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Keywords: ., bookcentury1800, bookdecade1870, bookidrailwayage44, bookyear1870