Abacus Solid Brass 2:5
Vintage Abacus / Suanpan 2:5 / 9 columns / Brass with marmor base / Imported via UK
July 21, 2024Personal collection of vintage and modern Abacuses / Abaci.
Vintage Abacus / Suanpan 2:5 / 9 columns / Brass with marmor base / Imported via UK
July 21, 2024