Bidspirit auction | LANDSOFER, YONAH. Me’il Tzedakah [responsa].

LANDSOFER, YONAH. Me’il Tzedakah [responsa]. First Edition Final leaves with notes on Euclid with related diagrams. ff. (6), 82. Stained. Modern boards. 4to. Vinograd, Prague 882. Prague, Yehudah and Yom-Tov Lipmann, 1757.     Although published anonymously, the identity of the author was well-known, as R. Yechezkel Landau notes in his approbation (f. 1v). Contains diagrams of the measurement of a Gris in different shapes (ff. 33r), crucial to understanding the Laws of Niddah.