VINTAGE CHINESE WOODEN ABACUS
Product Overview The abacus was a calculator invented sometime between 1000 BC and 500 BC in China, often constructed as a wooden frame with beads sliding on wires. It was in use centuries before the adoption of the written Hindu-Arabic numeral system and is still widely used by merchants and clerks in China, Japan, Africa and elsewhere. The abacus is also widely used in teaching counting and mathematics.
Thy Collectibles Vintage-Style 13 Rods Wooden Abacus Soroban Chinese Japanese Calculator Counting Tool w/ Reset Button 9.75
Vintage Chinese Wood Abacus Collection Vynikající 13 sloupců Brown
Description:, Vintage Chinese Wooden Bead 5 Rods Arithmetic Abacus with Box for Children Adults Gift Collection., Made of high quality wood
Vintage Chinese Wooden Bead Arithmetic Abacus, 5 Rods Wood Abacus Toys Mathematics & Counting Toys
Traditional retro ancient chinese calculator hi-res stock
the abacus from ancient China; its characteristic is that the counting system used before modern numbers is still used by some businessmen, traders
Black long Di fang Digital Standard Abacus-28.5cm-Professional 13-Column Soroban Calculator (Functional and Educational Tool) Vintage-Style Chinese
Vintage Chinese Wooden Bead 15 Rods Arithmetic Abacus With Box For
VINTAGE CHINESE WOODEN ABACUS
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