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VINTAGE Japanese Wooden ABACUS Soroban 11 columns 5 beads calculator w/booklet
$ 5.01
- Description
- Size Guide
Description
VINTAGE Japanese Wooden ABACUS Soroban 11columns 5 beads calculator w/instruction bookletThe Tomroe Soroban or abacus is a flat, oblong calculating instrument with a number of counting beads that slide back and forth along rods. A crosswise bar, or
hari
, divides soroban into two parts: the upper part that contains a row of the5-value counting beads and the lower containing four rows of the 1-valuecounting beads.
With just a touch of your finger, get the correct answer instantly. By learning the operation of Soroban, you’ll become more sensitive to computation and improve your mental arithmetic.
Vintage 1960s Japanese Wooden Abacus Soroban Calculator
11 columns 5 beads
Excellent condition
Original instruction booklet included
S
ize 8-3/8” x 3-3/8” x 1”
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