Berry, Arthur,b. 1862 · London, J. Murray · leaf 338
line drawn from the centre of the earth to theplace of observation. $ 22l] The Shape of the Earth 277 latitudes differing by io°; so that two consecutive verticalsare inclined in every case at an angle of io°. If, as in fig. 78, the shape of the earth is drawn in accord-ance with Newtons views, the… … Fig. 78.—The varying curvature of the earth. adopted, which will be illustrated by the same figure if wenow regard a as the pole and B as a point on the equator,then the successive arcs decrease as we pass from equatorto pole. A comparison of the measurements made byEratosthenes in Egypt (chapter…
Astronomy
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