Lockyer, Norman, Sir, 1836-1920 · London : Macmillan and Co. · leaf 190
to watch the circular movementround that point. If, for instance, we observe the GreatBear, we shall see it in six hours advance from one A FJ>,IKKXT A/0 YEMENTS. •55 of its positions shown in the accompanying figure, tothe next. 343. As the Earths rotation is accomplished in23h. 54m. 56s., it… … Fig. 27.—The Con!.te)lation of the Great Bear, in four different positions,after intervals of 6 hours, showing the effect of the apparent revolution oithe celestial sphere upon circumpolar stars. should see the grand procession of distant worlds everdefiling before us, and commencing afresh after…
Astronomy · Solar system
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