Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6148454Teitl2000_CS_0185 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour slide oblique aerial photograph of Gorseddau Slate Quarry, Dolbenmaen, taken by T.G.Driver on the 30/03/2000CyfrwngPhoto.DelweddaunRhif Archif6049629Teitl93_CS_1101 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadSlide of RCAHMW colour oblique aerial photograph of Gorseddau Slate Quarry, taken by C.R. Musson, 4/5/1993.CyfrwngPhoto.DelweddauyRhif Archif6063914Teitl965037_48 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW black and white oblique aerial photograph of Gorseddau Slate Quarry, taken by C R Musson, 30/03/1996.CyfrwngPhoto.DelweddaunRhif Archif6063915Teitl965037_49 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW black and white oblique aerial photograph of Gorseddau Slate Quarry, taken by C R Musson, 30/03/1996.CyfrwngPhoto.DelweddaunRhif Archif6064302Teitl965064_41 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW black and white oblique aerial photograph of Gorseddau Slate Quarry, taken by C R Musson, 06/05/1996.CyfrwngPhoto.DelweddaunRhif Archif6064303Teitl965064_42 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW black and white oblique aerial photograph of Gorseddau Slate Quarry, taken by C R Musson, 06/05/1996.CyfrwngPhoto.DelweddaunRhif Archif6064304Teitl965064_43 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW black and white oblique aerial photograph of Gorseddau Slate Quarry, taken by C R Musson, 06/05/1996.CyfrwngPhoto.DelweddaunRhif Archif6148455Teitl96_CS_0426 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour slide oblique aerial photograph of Gorseddau Slate Quarry, Dolbenmaen, taken by C.R.Musson on the 30/03/1996CyfrwngPhoto.DelweddaunRhif Archif6148462Teitl96_CS_0427 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour slide oblique aerial photograph of Gorseddau Slate Quarry, Dolbenmaen, taken by C.R.Musson on the 30/03/1996CyfrwngPhoto.DelweddauyRhif Archif6049631Teitl96_CS_0427 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadSlide of RCAHMW colour oblique aerial photograph of Gorseddau Slate Quarry, taken by C.R. Musson, 30/3/1996.CyfrwngPhoto.Delweddaun