![](https://coimages.sciencemuseumgroup.org.uk/68/255/large_thumbnail_b750698.jpg)
![Addiator "Arithma" Calculator](https://coimages.sciencemuseumgroup.org.uk/643/779/small_thumbnail_smg00249832__0001_.jpg)
![Addiator "Arithma" Calculator](https://coimages.sciencemuseumgroup.org.uk/643/780/small_thumbnail_smg00249832__0002_.jpg)
Addiator "Arithma" mechancial calculator and instructions in case
Details
- Category:
- Computing & Data Processing
- Object Number:
- Y1995.47
- Materials:
- metal (unknown) and plastic (unidentified)
- Measurements:
-
overall: 18 mm x 61 mm x 169 mm,
- type:
- calculator
- credit:
- Gift of Dudley Newiss