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 119
Fig. 100. SPECIMENof a portion of PLANE TABLE WORK … Fig. 101.—Principle of Plane-Tabling. is, placed with its sides in the same directions of the compassas they were at A. This orientation is frequently madewith a magnetic compass needle. Now, having oriented thetable, fresh rays are drawn to the same points to which rayswere drawn at A, and you…
Cartography · Surveying
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