The Japanese Abacus Explained; with an introduction by Martin Gardner
Dover Publications, Inc. New York, 1963, XIII (1) 240 pp., pbk., VG condition; over 300 diagrams and sketches; this is an unabridged and unaltered republication of the work first published by Kyo Bun Kwan, Tokyo, in 1937; also with a new Introduction by Martin Gardner especially prepared for this Dover edition
Inrikes enhetsfrakt Sverige: 62 SEK
