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TCoCD Pictures Mechanical Calculators Abacus Soroban: Plastic & Wood

Soroban: Plastic & Wood
Soroban: Plastic & Wood (click for larger image, 79k)
(click for larger image, 79k)
manufacturing date  
digits:   columns
  rows
23
4 + 1
material plastic & wood
size:   width
  length
  height
  weight
325 mm
65 mm
18 mm
145 g
TCoCD Pictures Mechanical Calculators Abacus Soroban: Plastic & Wood

back to the main page  Abacus  previous Abacus: Soroban brass  The Collection of Calculating Devices  next Abacus: Stschoty wood 
Deutsche Version
Deutsche Version

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