Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6187195TeitlSC055 - RCAHMW Swansea Canal Publication CollectionLefelItemDisgrifiadMeasured drawing showing detail of the raising bridges at the Midland Tinplate Works, Morriston, and Nant Cwm Du Quarries, Ysalyfera, produced by C.W. Green, 2007CyfrwngGraphic.Delweddauy
