Cynheidre Nos 1 and 2 Collieries. An Asssessment of Coal Breakage at Underground Conveyor Transfer Points by use of Transit Shock Recorders (811/63/1) Sep 1963
This material is held atWest Glamorgan Archive Service
- Reference
- GB 216 D/D PRO/NCB/6/975
- Dates of Creation
- Sep 1963
- Language of Material
- English
- Physical Description
- 1 file