Abacus Arithemetic

Welton J Crook
Palo Alto: Pacific Books, 1967.
Eleventh printing.

20cm x 12.5 cm. 69 pages, black and white illustrations. Illustrated wrappers.

A newsclipping about the use of the Abacus in Japan dated 3 February 1970 laid in.

Minor shelf wear. Ghosting from newsclipping to wrappers verso and half title. Very Good Condition.

SOLD