Pneumoconiosis Field Research Programme Pentremawr Colliery - South Wales Coalfield. Summary of the Examination of the Coal Seams and Associated Strata. Jul 1954
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- Bookmark:http://archiveshub.jisc.ac.uk/data/gb216-d/dpro/ncb6/d/dpro/ncb/6/112
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- ReferenceGB 216 D/D PRO/NCB/6/112
- Dates of CreationJul 1954
- Language of MaterialEnglish
- Physical Description1 file