LefelBatchDisgrifiadBlack and white print of an unidentified Bristol Colliery's surface remains. Colour negative held in John Cornwell special collection negatives, copy neg. also held.ArchifJohn Cornwell CollectionDyddiadRhif Archif6045476
LefelItemDisgrifiadCoal face (Cornwell ref: 2095). NA/GEN/90/047eArchifJohn Cornwell CollectionDyddiadRhif Archif6280690
LefelItemDisgrifiadFitters working on electric loco (Cornwell Ref: 1909). NA/GEN/90/047eArchifJohn Cornwell CollectionDyddiadRhif Archif6287394