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Elementary lessons in astronomy (1889)

Lockyer, Norman, Sir, 1836-1920 · London : Macmillan and Co. · leaf 64

An illustration from Elementary lessons in astronomy, 1889, leaf 64
nts of the Earthspath (the points it occupies in June and December) the spotsare seen to describe straight lines across the disc, while■nidway between these points (September and March)their paths are observed to be sharply curved, in one casewith the convex side upwards, in the other with the… … Fig^. 3.—Position of the Suns axis, and apparent paths of the spots acrossthe disc, as seen from the Earth at different times of the year. The arrowsshow the direction in which the Suu turns round. The incUnation of theSuns axis is exaggerated, so that the effect it produces may be more…

Astronomy · Solar system

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