Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6148591Teitl945187_62 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW Black and white oblique aerial photograph of Moelwyn Slate Mine, Ffestiniog, taken by C.R. Musson, 09/10/94CyfrwngPhoto.DelweddaunRhif Archif6148592Teitl945187_63 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW Black and white oblique aerial photograph of Moelwyn Slate Mine, Ffestiniog, taken by C.R. Musson, 09/10/94CyfrwngPhoto.DelweddaunRhif Archif6148590Teitl94_CS_1880 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour slide oblique aerial photograph of Moelwyn Slate Mine, Ffestiniog, taken by C.R. Musson, 09/10/94CyfrwngPhoto.DelweddauyRhif Archif6148593Teitl94_CS_1882 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour slide oblique aerial photograph of Moelwyn Slate Mine, Ffestiniog, taken by C.R. Musson, 09/10/94CyfrwngPhoto.Delweddaun
