FIELD ENGINEER: A Handy Book of Practice IN THE SURVEY, LOCATION, AND TRACK-WORK OF RAILROADS ; CONTAINING A LARGE COLLECTION OF RULES AND TABLES, ORIGINAL AND SELECTED, APPLICABLE TO BOTH THE STANDARD AND THE NARROW GAUGE, AND PREPARED WITH SPECIAL REFERENCE TO THE WANTS OF THE YOUNG ENGINEER. BY WILLIAM FINDLAY SHUNK, C.E. NEW YORK: |