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 61
rel—3 —2. TVhen the figure has many angles, theyshould not be numbered consecutively allthe way around, but, after the numbershave gone around as far as the anglewhere it is intended to have the vertexof the final triangle, the numbers shouldbe continued from the other angle of thebase, as is shown… … Fig. 50. 10 1
Surveying
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