Maps and map-making; three lectures delivered under the auspices of the Royal geographical society (1910)
Reeves, Edward Ayearst, 1862-1945, Royal Geographical Society (Great Britain) · London, The Royal geographical society · leaf 101
Fig. 83.—Heliostat. … Fig. 84.—Triangulator at Work with Theodolite (U.S. Coastand Geodetic Survey).{From Putnams Nautical Charts.) lengthy and expensive process. The rate of progress andcost naturally varies with the character of the country, thedistance the stations are apart, and many other circumstances. SUEVEY…
Cartography · Surveying
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