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TCoCD Pictures Mechanical Calculators Abacus Suan Pan: Brass & Marble

Suan Pan: Brass & Marble
Suan Pan: brass and marble

Suan Pan: brass and marble
manufacturing date  
digits:   columns
  rows
9 / 15
5 + 2
material brass & marble
size:   width
  length
  height
  weight
90 / 140 mm
52 / 60 mm
19 / 21 mm
245 / 450 g
TCoCD Pictures Mechanical Calculators Abacus Suan Pan: Brass & Marble

back to the main page  Abacus  previous Abacus: Suan Pan brass and glass  The Collection of Calculating Devices  next Abacus: Suan Pan bone 
Deutsche Version
Deutsche Version

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