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 113
m. Set a stake atany convenient point C. Set stakes D andE anywhere in the alinements C A and C B. With D as a center, and a length of the chain equal to C E, describe an arc; and with E as a center, and a length of the chain equal to C D, describe another arc, intersecting the former one at F. A… … tance A B = CD X DFX GHFGxFH * If C D = C E, then A B = CDXGHFGxFH* 163. By Symmetrical Triangles. Fig. 133. Take any convenient point, asC. Set stakes at two otherpoints, D and D, in the sameline, and at equal distancesfrom C. Take a point E, inthe line of AD; measurefrom it to C, and onward…
Surveying
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