Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6145815Teitl945127_49 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW Black and white oblique aerial photograph of Nantle Vale Slate Quarry, Llanllyfni, taken by C.R. Musson, 02/05/94CyfrwngPhoto.DelweddaunRhif Archif6145814Teitl945127_50 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW Black and white oblique aerial photograph of Nantle Vale Slate Quarry, Llanllyfni, taken by C.R. Musson, 02/05/94CyfrwngPhoto.DelweddaunRhif Archif6145813Teitl94_CS_0985 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour slide oblique aerial photograph of Nantle Vale Slate Quarry, Llanllyfni, taken by C.R. Musson, 02/05/94CyfrwngPhoto.Delweddaun
