Personal collection of vintage and modern Abacuses / Abaci. Some background details here.
Book Abacus Arithmetic
Solid Brass 2:5 / 9
SHARP EL-8048 / 13
Book Soroban in America
Book Principles Chinese Abacus
Book Advanced Abacus Theory
Post stamp Suanpan 2:5
Soroban 1:4 / 9
Soroban 1:4 / 23
Soroban 1:4 / 15
2x Soroban 1:4 / 15
Soroban 1:5 / 27
Soroban 1:4 / 25
Soroban 1:4 (self-made)
2x Soroban 1:4
Soroban 1:4
Suanpan 2:5
Book Japanese Abacus Theory
Double Abacus (Wall)
Tiny Soroban 1:4 (self-made)
Soroban 1:5
Russian Schoty (self-made)
Russian Schoty
Suanpan 4:5
Sharp EL-429 1:4
Last update: 23/03/2024Emanuel Sprosec / Vienna, Austria. Personal, non-commercial website.