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Details and Image
| Item# | Type | Model | Model Name | Maker | Country | Material | Scale Length | Date | Condition |
| FAB006 | Linear | 67/54Rb | Darmstadt/Addiator | Faber-Castell | Germany | Plastic | 12.5 cm | 1965 | C3 |
Notes: Small addiator device for doing addition & subtraction on the back of a Darmstadt System slide rule.
Click on the Condition Code to obtain more details.
