Qualitron "Slide Rule" Calculator
- Materials:
- plastic (unidentified) , metal (unknown) and leather
- Object Number:
- Y1996.240.1
- type:
- calculator
T. Ben Paterson electronic equipment and manuals
- Made:
- circa 1963 in China
Collection of electronic calculators, slide rules, computing printouts and manuals, used by T. Ben Paterson at AEI for designing motors for electric locomotives to work across the Andes, 1960-1983.
Parts
British Thornton Slide Rule
- Materials:
- plastic (unidentified) , leather , metal (unknown) , brass (copper, zinc alloy) and cardboard
- Object Number:
- Y1996.240.2
- type:
- slide rule
Thornton model 121 slide rule
- Materials:
- plastic (unidentified) , metal (unknown) and wood (unidentified)
- Object Number:
- Y1996.240.3
- type:
- slide rule
