Qualitron "Slide Rule" Calculator
Qualitron model 1444 'slide rule' electronic calculator with leatherette case and operation card.
- Measurements:
-
overall: 42 mm x 80 mm x 150 mm,
- Materials:
- plastic (unidentified) , metal (unknown) and leather
- Object Number:
- Y1996.240.1
- type:
- calculator
- Image ©
- The Board of Trustees of the Science Museum