Strumento Calcolo Abaco Legno Vintage Giapponese 1/5 Perline 27 Righe Soroban ST29

Japanese Soroban Abacus Calculator Math Tool 1/5 Beads 27 Rows. Japanese Soroban Calculator or Abacus. 1/5 beads and 27 rows. Used for calculating. Brown colored rim.

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