Surveying ; a manual of practical instruction in the art of plane surveying, including plotting, leveling, triangulation, line running, cross-sectioning, traversing, and other details of field work (1910)
American School of Correspondence, Phillips, Alfred Edward, 1863- [from old catalog] · Chicago, American school of correspondence · leaf 132
ation C. The housi of John Doe, however, is located by azi-muth taken from B and C,tlie line BC forming thebase, from which its dis-tance from eitlier end canbe computed. Wliere atraverse is nu i, a check mustalways be emi:)loyed so asto ascertain the acciiracyof the work. In a closedtraverse, such… … Fijj. 3.3. the traverre C N S W X F G, which begins at C and ends at G, is checked in the field on arriving at G; for the azimuth of FG must agree with that previously obtained: also in computation the differences of latitivh^ and longitude between B and C must equal those derived frorr the main…
Surveying
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