The Priciples and Ptractice of the Chinese Abacus. – Him, Lau Chung.

Him, Lau Chung.


Publisher: lau Chung Him & Co. Hong Kong. 1969 (Reprint)
ID: 47618 Categories: , , ,


Ct8vo, 315pp. Limp cover, minor chips, interior in excellent condition. An elementary course; the author claims competency after three hours of lessons. Includes exercises for practice.