A treatise on surveying, comprising the theory and the practice ; (1887)
Gillespie, W. M. (William Mitchell), 1816-1868, Staley, Cady, 1840- [from old catalog] ed · New York, D. Appleton and company · leaf 109
152. By Parallels. From A measure AC in any convenient direction. From a point D, in the line of B C, measure a line parallel to C A, to a point E in the line of A B. Measure also A E. . . _ ACXAEThen is AB = ^1-:—^. 153. By a Parallelogram. Set a stake, C, in the line of A andB, and set another…
Surveying
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