Page:Smith - Number Stories of Long ago (1919).djvu/76

OF LONG AGO This plan of computing by bamboo rods was carried by the Chinese to Korea, but the Koreans used rods made of bone, and continued to do this in their schools and in business calculations until quite recently.

Number Stories, p53-illustration.png KOREAN RODS Computing rods made of bone. Until quite recently these were used in the schools of Korea. The numbers were represented somewhat as the Chinese numerals were, as shown on page 52 53