. Handbook of railroad construction; for the use of American engineers. Containing the necessary rules, tables, and formulæ for the location, construction, equipment, and management of railroads, as built in the United States .. . Fig. 45. ^-^ T^^:;—~^-—^ Fig. -^=^^~---—-*—- Fig. 47.

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Keywords: ., bookcentury1800, bookdecade1850, booksubjectrailroadsdesignandco