back to the main page  Abacus  previous Abacus: Suan Pan brass & marble  The Collection of Calculating Devices  next Abacus: Suan Pan wood 
Deutsche Version
Deutsche Version
TCoCD Pictures Mechanical Calculators Abacus Suan Pan: Bone

Suan Pan: Bone
Suan Pan: Bone (click for larger image, 103k)
front side (click for larger image, 103k)
manufacturing date  
digits:   columns
  rows
11
5 + 2
material bone
size:   width
  length
  height
  weight
116 mm
55 mm
17 mm
140 g
two abaci with their boxes (click for larger image, 112k)
two abaci with their boxes (click for larger image, 112k)
Suan Pan: rear view (click for larger image, 70k)
back side: painted glass (click for larger image, 70k) 		Suan Pan: rear view (click for larger image, 74k)
back side: painted glass (click for larger image, 74k)
Suan Pan: rear view (click for larger image, 60k)
back side: painted glass (click for larger image, 60k)
TCoCD Pictures Mechanical Calculators Abacus Suan Pan: Bone

back to the main page  Abacus  previous Abacus: Suan Pan brass & marble  The Collection of Calculating Devices  next Abacus: Suan Pan wood 
Deutsche Version
Deutsche Version

Copyright © Andreas Tabak, 1998 - 2006
Last update on 21-Jul-2007 		Guest Book    Legal Stuff    Sitemap    Navigation    FAQ   Feedback/eMail