Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6044316TeitlBCC - British Coal Microfiche CollectionLefelCollectionDisgrifiadCollection of microfiche aperture cards from British Coal showing architectural and engineering drawings relating to a number of colliery sites in north east and south Wales; very basic list created by British Coal.CyfrwngPhoto.Delweddaun
