TThe railroad pocket-bookThe railroad pocket-bookde Fred Herbert ColvinMateriasRailroadsHandbooks, manualsEdiciones (1)The railroad pocket-book (1906)The Locomotive Publishing Co. · inglésMás obras de Fred Herbert ColvinDDrilling and surfacing practiceDrilling and surfacing practiceGGrinding practiceGrinding practiceTTurning and boring practiceTurning and boring practice
