![](https://coimages.sciencemuseumgroup.org.uk/68/255/large_thumbnail_b750698.jpg)
One of two Powers-Samas 45 column, card hand punch
![One of two Powers-Samas 45 column, card hand punch](https://coimages.sciencemuseumgroup.org.uk/381/746/medium_smg00080395.jpg)
One of two Powers-Samas 45 column, card hand punch
Details
- Category:
- Computing & Data Processing
- Object Number:
- 1972-200/2
- Measurements:
-
overall: 110 mm x 135 mm x 440 mm,
- type:
- column