Plans of other pieces of equipment at Main Colliery no. 1 Pit, including boiler, cooling tower pipework, the location of a fatal accident (name of deceased not given), and transformer house.
This material is held atWest Glamorgan Archive Service
- Reference
- GB 216 D/D Z 856/6
- Dates of Creation
- 1916-1921
- Language of Material
- English
- Physical Description
- 1 roll of plans