Bidspirit auction | Sefer Evronot – Jewish calendar

Sefer Evronot – Jewish calendar astronomy & intercalation. Beautiful illustrations. 1805 Russia-Poland Sefer Evronot (Book of Intercalations) by Rabbi Eliezer Beilin: Contains astronomical calculations and tables to determine the New Moon and season cycle, with numerous mathematical tables and illustrations. Woodcut illustration of hand palm on f. 13a. Spherical charts on ff. 16a-b and 17a-b. - ff. 24. contains charts of all Christian holidays of Germany, Poland and Russia. Russia-Poland 1805 . 24 ff. few insignificant worm traces