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 266
m a Given Point to an Inacces-sible Line. In Fig. 254, Art. 358, the required distance is C E.The operations therein directed give the line C A and the angleC A B, or C A E. The requireddistance C E = C A . sin. C A E. Fig. 269. C. When Both Ends of the Line AEE INACCESSIBLE. 381. General Method.… … :he izicl-iei :: triangles. ABC. Astazces ~i:h 252 LASD-SUR YEYIXG :__. ngie C D B. :~c> azgies and the incinded side are given. :: h::zC R. Then, in the triangie ABC, ;~o sides and air:, are riven. :: rind A B, and landing AB from the rriangle ABD instead :: r— -.._.- r- .„-v.v-..-. -r _*in.…
Surveying
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