The folder contains c 20 acetate, paper and waxed linen drawings of relay details. Drawing number range P12645 - 12663.
Details
- Extent:
-
1 folder
- Identifier:
- GEC/2/2/2/668
The folder contains c 20 acetate, paper and waxed linen drawings of relay details. Drawing number range P12645 - 12663.