Chinese abacus, early to mid 19th century.

Hills, Jennie

Chinese abacus, early to mid 19th century.
3 5 c m
40cm
actual image size: 32cm x 27cm

Description

The modern form of Chinese abacus appeared in the 13th century. This example is of a type common in the 19th century. It is intended for use in base 16, with each bead above the bar being worth five units and each bead below the bar being worth one unit. On the back is a 72 times table from 11 to 40.

Image Details

Artist
 
Image Ref.
 
10327720

© Science Museum / Science & Society Picture Library

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