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 142
nted white with tlie scaU- in black. The ^f^- -•forms of graduation are diffenmt on ditferiut rods. In sonn, theunit of measure is the meter, whik others have the foot, as will bediscrilxd later. When telemeters are in use, they are oixU, laidHat, and held securely in line by the brass clip (or… … COAST SURVEY PARTY STARTING TO WORK FROM A TRIANGULATION STATION The topogiapher and his assistant are ad.iustiug the instrument under the signal; th€instrument man is at his never-ending tasli of putting needle-points on pencils; one of therodmen (with telemeter rod) is waiting for instructions to…
Surveying
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