COMPUTOR (Dealer: Jinta) – I heard this is an old wooden calculator, but don’t know what it was used for and also how to use it.
Maybe it’s like a ‘soroban’ (abacus). I’ve never seen like this before. Quite an object. Early Showa period.
approx. 32 x 23 x 4cm (12.59 x 9.05 x 1.57in)
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