Arc boxes and interlock contact blocks
- Made:
- 1933-1984
- part of archive:
- GEC Traction Archive
The folder contains c 20 paper and waxed linen drawings of arc boxes and interlock contact blocks. Drawing number range P9720 - 9725.
Details
- Extent:
-
1 folder
- Identifier:
- GEC/2/2/2/489