40 column mark scanner
40 column mark scanner as used in P.O. telephone ticket processing plus handpunch winkler and box of 40 col cards
- Measurements:
-
overall (pallet containing several items): 1650 mm x 1200 mm x 1000 mm,
- Object Number:
- 1975-123/1
- type:
- scanner
- Image ©
- The Board of Trustees of the Science Museum