Bidspirit auction | Very Rare Mathematics Work. Kovetz

Very Rare Mathematics Work. Kovetz Al Yad, Jerusalem, [1913]. - Sefer Kovetz Al Yad, a work presenting a method for performing multiplication on the fingers, arranged in a question-and-answer format, by Yaakov Meir ben Yisrael Schechter. The work presents a method designed to simplify and facilitate mental multiplication. Jerusalem, [1913], [printed by ”Moriah” – Schoenbaum & Weiss] A rare educational work for the study of multiplication. Which has appeared only once at public auction.  56 Pp. 14.2 cm.