Kirkman, Marshall Monroe, 1842-1921 · New York, Chicago, The World Railway Publishing Company · leaf 465
MAINTENANCE OF BRIDGES AND BUILDINGS. 461 … Fig. 370. TIMBER TRUCKS OR DOLLYS. USED IN HANDLING HEAVY TIMBER. ^■ivY'-'.- -:\ - Jl s£ Z M iH -;-";■■;■ -;?.^>— — *- Fig. 371. A. TAPER FILE. B. DOUBLE END FILE. For sharpening saws. Fig. 372. HOUSE RAISING JACK SCREW.
Railroads · Transportation
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