. Building and repairing railways ... : Forming one of the series of the volumes comprised in the Revised and enlarged edition of The science of railways, . the distance traveled bythe tire of a wheel. In reality it re-cords the number of revolutions, butby proper adjustment the distancetraveled is Fig. IIB. dial with leather case and straps. secures a guide having local knowledge of thecountry. THE RECONNOISSANCE, 55

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectrailroa, bookyear1906