Seam Analysis, Yniscedwyn Colliery - White 4 Ft. Seam (359/59/9) May 1959
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- Bookmark:http://archiveshub.jisc.ac.uk/data/gb216-d/dpro/ncb6/d/dpro/ncb/6/603
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- ReferenceGB 216 D/D PRO/NCB/6/603
- Dates of CreationMay 1959
- Language of MaterialEnglish
- Physical Description1 file