Raymond, William Galt, 1859-1926, Raymond, William Galt, 1859-1926. cre · New York, J. Wiley & sons, inc · leaf 361
et.The streams fall rapidly, from their sources, and emerge into thevalleys at elevations of from 800 to iioo feet. These valleys are deepand narrow, and the slopes rise brokenly. The crests of the mountainsare narrow and fiat, many of them being susceptible of cultivation;but, so far, the steep… … Fi«.io4. 336 APPENDIX been occupied for generations, with no wheeled vehicle ever in useuntil roads were opened by the contractors for the construction of thisrailroad. The mountain ranges are cut in two by occasional streams,and thus all possible routes on reasonable gradients are well defined. In…
Railroad engineering
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