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 268
Fig. 271. … the included side are given to findA D. In the triangle DAB, the an-gle D A B is known (being equal toA C D + C DA), and A D havingbeen found, we again have two an-gles and the included side to findAB. 383. Problem. To measure aninaccessible distance, A B, when onlyone point, C, can be found from…
Surveying
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