Tyer's No. 6 tablet School of Signalling Manchester
Tablet, brass faced steel, Tyer's No. 6 electric tablet, School of Signalling, Manchester.
Details
- Category:
- Signalling & Telecommunications
- Object Number:
- 2011-7097
- Materials:
- steel (metal) and brass (copper, zinc alloy)
- Measurements:
-
overall: 10 mm, 113 mm,
- type:
- tablet
- credit:
- Wright, D. J.