Archive of Collections



Details and Image



Item#TypeModelModel NameMakerCountryMaterialScale LengthDateCondition
FAB006Linear
67/54Rb
Darmstadt/Addiator
Faber-Castell
GermanyPlastic
12.5 cm
1965
C3

Notes: Small addiator device for doing addition & subtraction on the back of a Darmstadt System slide rule.

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