IBM hand card punch
- Made:
- circa 1950 in London
One of two hand card punches used by Dr John Lawrence and his assistant, Muriel Yeo, for research on rheumatism in the population, made by IBM, c. 1950.
Details
- Category:
- Computing & Data Processing
- Object Number:
- Y1997.19.1.2
- Measurements:
-
Overall: 150 mm x 150 mm x 450 mm,
- type:
- punch - marking tool