Vintage Japanese Soroban Abacus, 1940s 13 Rods, 2/5 Bead Combo 12 x 5 x 0.75"

Vintage Japanese Abacus Soroban The Akron Size 12 X 5 X 0.75" In very good condition with Paper showing it was bought at The Akron which was established in 1947 This is an authentic vintage Japanese soroban abacus, dating approximately from the late 1940s. It features: A rare 2:5 bead configuration (2 upper, 5 lower per rod), characteristic of earlier Japanese abaci 1920 - 1950 13 rods with wooden beads Solid black hardwood frame Smooth bead movement on metal rods It measures 12 Width x 5" Height x 0.75" Depth It is in excellent used condition. This piece combines traditional craftsmanship with functional historyideal for collectors of Japanese antiques, vintage math instruments, or educational décor.