CHM Revolution

Date Introduced

1600 ca.

Photographer

Richards, Mark

Dimensions

overall: 1/4 in x 8 in x 8 in.

Credit Line

Gift of Michael R. Williams

Copyright Owner

© Mark Richards

Location

Germany

Keywords

Germany; Hand calculation; Table Abacus; Counting board

Object ID

102716302

Table abacuses used loose markers (“Jetons”) with decorative patterns.