Auction 66

Astronomy in the Halacha: Techunat Hashamayim - First Edition Amsterdam, 1756

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Sefer Techunat Hashamayim "וכל צבאם מצבם ומהלכם"  – for understanding the Rambam’s Hilchot Kidush Hachodesh, by Rabbi Raphael Halevi of Hanover. With tables and illustrations. First edition, Amsterdam, 1756. [2], 38 leaves (without leaves 39-40 which do not appear in most copies including that of the National Library). In the National Library, the book appears in the Rare Book Collection. 

Approbations by the rabbis of Amsterdam and Leshnov.

No binding.  The first gathering including the title page is detached. Much moth damage. Stains. Fair-poor condition.