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 50
t Eams-den, the ingenious instrumentmaker, constructed his famoustheodolite (Fig. 38), which wasfirst used on the trianomlationof England in 1787, when itwas decided between Englandand France to connect the tri-angulation of both countries.In 1763 Eamsden had inventeda graduating machine for… … Fig. 38.—Eamsdens Theodolite. 32 MAPS AND MAP-MAKING in India, has now been placed on the retired list, and given apermanent home at the Ordnance Survey Office. Doubtlessmany of you have lately had an opportunity of inspectingthis famous old instrument at the Franco-British Exhibition,where it…
Cartography · Surveying
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