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 91
Fig. 72.—Outline of Mediterranean from Modern Chart. These old charts were always far more out in longitudethan in latitude, as navigators had in those days no reliablechronometers, and for the determination of longitude theyhad to rely on a rough estimation of distance, which wasgenerally greatly… … Fig. 73.—Africa according to Diego Ribero, a.d. 1529.
Cartography · Surveying
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