Japanese Abacus Soroban 126 Wooden Bead w/ Rolled Fingerboard 26 Decimal Places 15”Wide

his is an antique Japanese 126 bead Abacus known as a soroban. This is a luxury professional style Soroban for serious users. It features a dark wood frame, jointed construction and a bone inlayed crossbar. The top frame is carved to a smooth curve to speed up resting fingers of the calculating hand. 

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