Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6022824TeitlAdditional InformationLefelItemDisgrifiadNotes, with map extracts and rough sketches, accompanied by two black and white prints, concerning remains of Gwainclawdd Colliery, YstradgynlaisCyfrwngText, Photo, Graphic.Delweddaun
