Berry, Arthur,b. 1862 · London, J. Murray · leaf 58
ury seem to accompany the sun in its i6] The Measurement of Time 17 annual journey, being never more than about 470 and 290respectively distant from it, on either side ; while the otherplanets are not thus restricted in their motions. 16. One of the purposes to which applications ofastronomical… … Fig. 7.—The apparent path of Mercury from Aug. I to Oct. 3,1898. The dates printed in capital letters shew the positionsof the sun ; the other dates shew those of Mercury. the simplest unit of time.* Some of the early civilisednations divided the time from sunrise to sunset and alsothe night each…
Astronomy
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