Vintage 1956 F. S. Tom How To Use The Chinese Abacus Visual Step By Step Book with Plastic Abacus Extremely rare Tested and not working

Tested and not working

7" x 8 1/4"

Good used condition with some general denting and wear along with some surface rust on the base

Damp wipe only

7 1/4" x 15 3/4"

Vintage 1956 F. S. Tom How To Use The Chinese Abacus Visual Step By Step Book with Plastic Abacus Extremely rare Tested and not workingVintage 1956 F. S. Tom How To Use The Chinese Abacus Visual Step By Step Book with Plastic Abacus Published in Hong Kong By Chong Jan Limited Distributor: Chong Imports San Francisco U. S. A. Good used condition. As seen in photos. View photos. Book Dimensions: Approx. 3 8" x 7 1 2" x 10 3 8" Abacus Dimensions: Approx. 3 8" x 2 1 2" x 5 3 8" Weight: 296g