![HANNOVER, Raphael Levi. Tekhunat ha-Shamayim. [On astronomy and calendar-making]. Edited with additions by Moses ben Jekuthiel of Tiktin. Amsterdam: Johann Janson, 1756.](https://www.christies.com/img/LotImages/2001/NYE/2001_NYE_08509_0342_000(024743).jpg?w=1)
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HANNOVER, Raphael Levi. Tekhunat ha-Shamayim. [On astronomy and calendar-making]. Edited with additions by Moses ben Jekuthiel of Tiktin. Amsterdam: Johann Janson, 1756.
4o (198 x 150 mm). Woodcut title-border. (Title-page with margins renewed, affecting border, some light browning and occasional spotting.) Modern green morocco. Provenance: early marginalia; several different library stamps.
On the author, Raphael Levi Hannover (1685-1779), mathematician and astronomer, and pupil of Leibniz see: Jewish Enc., vol.4, p.221 and Enc. Judaica, vol. 7, clmn 1275. Vinograd Amsterdam 1742; Zedner 654; Roest 673.
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On the author, Raphael Levi Hannover (1685-1779), mathematician and astronomer, and pupil of Leibniz see: Jewish Enc., vol.4, p.221 and Enc. Judaica, vol. 7, clmn 1275. Vinograd Amsterdam 1742; Zedner 654; Roest 673.