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 449
d by means of three leveling-screws,and tested by a spirit-level on the alidade. The telescope of thealidade is transit-mounted —that is, has both ends of the axissupported. . Distances may be determined by means of stadia-wires placed inthe telescope, and heights by means of the vertical arc. 656.… … Plane-Table. THE PLANE-TABLE. 435 ,>V
Surveying
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