This image is released under a CC BY-NC-SA 4.0 Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicensePlus Adder Calculator
Science Museum Group
© The Board of Trustees of the Science Museum
Plus Adder key set calculator by London Computator Corp.
Details
- Category:
- Computing & Data Processing
- Object Number:
- Y2001.189
- Materials:
- metal (unknown) and plastic (unidentified)
- Measurements:
-
overall: 110 mm x 240 mm x 155 mm,
- type:
- comptometer
