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 68
Fig. 57.—Plane-table. Although large water-levels were of a very early date, sofar, the small and compact spirit-level had not made its … Fig. 58.—Plane-table with Reeves Folding Telescopic Alidade. appearance, and strange to say did not come into existenceuntil nearly a century later, when it was invented by E 50 MAPS AND MAP-MAKING Melchisedech Thevenot, so that in this plane-table of Prae-torius, the level is merely a plumb-bob on…
Cartography · Surveying
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