A complete treatise on practical land-surveying, in seven parts; (1839)
Nesbit, A[nthony], 1778-1859. [from old catalog] · London, Longman, Orme, Browne, Green, and Longmans; [etc., etc.] · leaf 245
•11 £ j , «« i. , i 323 X 1500 484500 will find to measure 323 links; then — — 2 2 242250 square links = 2a. 1r. 27.6p. the area required; which differs only four-tenths of a perch from the area found by offsets. PROBLEM V. Lay down a curve-line Offset from the following Dimensions ; re-duce it to… … Having laid down the figure, erect the perpendicular A P,for a temporary line. Part V.) LAND-SURVEYING. c2l7 Lay the ruler from A to E; move it parallel to C ; and markthe temporary line at 1. Lay the ruler from 1 to G; move it parallel to E ; and markthe temporary line at 2. Lay the ruler from 2…
Surveying
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