Evershed, M. A. (Orr) · London : Gall & Inglis · leaf 70
ight: therefore, boththe morning and the evening observation combined toshow that his course was not completed, and that theyear must be lengthened by the addition of an extramonth. Several lists of stars and star-groups indicating themonths in this way have been found, the early listscontaining… … Fig. 8. Second Year, normal. New Moon not far from Pleiadeson the 1st of Nisan. It takes the sun 365 days to return to the same place among the stars, but theBabylonian year of 12 lunar months (each of 29 or 30 days) was 11 dajs short of this :therefore on the 1st of Nisan in this year the sun had…
Dante Alighieri, 1265-1321 · Astronomy
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