Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6342336TeitlDS2010_336 - Investigators' Digital PhotographyLefelBatchDisgrifiadDigital photographic survey of Porth-neigwl Lead Mine.Cyfrwng2 digital photographs. Photo.DelweddaunRhif Archif6342337TeitlDS2010_336_001 - Investigators' Digital PhotographyLefelItemDisgrifiadMine remains and chimney from the west.CyfrwngPhoto.DelweddauyRhif Archif6342335TeitlDS2010_336_002 - Investigators' Digital PhotographyLefelItemDisgrifiadChimney from the northeast.CyfrwngPhoto.DelweddauyRhif Archif6422083TeitlWMPT205 - Welsh Mines Preservation TrustLefelBatchDisgrifiadDigital photos of Porth Neigwl Mine, with cover sheet.Cyfrwng7 photos. Photo, Text.Delweddaun
