The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 220
y adopting,however, a radius of curvature for the turning track of 400 feet, whichwould be quite sufficient, and making 150 feel at B, .straight, thewhole distance out of the main trunk would be but 550 feet. Washington Co. Geo. January 5, 1839. Y. B. HOLCOMB. 1839. THE CIVIL ENGINEER AND… … Fig. i. ri..i.\ ot riKi:, bliowiiig the Sheet ijiliiiy andStone-cai»piiig.
Architecture · Civil engineering · Science
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