Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6049322Teitl90_CS_0079 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadSlide of RCAHMW colour oblique aerial photograph of Abercynon Colliery, taken by C.R. Musson, 26/3/1990.CyfrwngPhoto.DelweddauyRhif Archif6144037Teitl925063_51 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW Black and white oblique aerial photograph of Abercynon Colliery, taken on 21/10/1992 by CR MussonCyfrwngPhoto.DelweddaunRhif Archif6144041Teitl925063_52 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW Black and white oblique aerial photograph of Abercynon Colliery, taken on 21/10/1992 by CR MussonCyfrwngPhoto.DelweddaunRhif Archif6144044Teitl925063_53 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW Black and white oblique aerial photograph of Abercynon Colliery, taken on 21/10/1992 by CR MussonCyfrwngPhoto.DelweddaunRhif Archif6144043Teitl925063_54 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW Black and white oblique aerial photograph of Abercynon Colliery, taken on 21/10/1992 by CR MussonCyfrwngPhoto.DelweddaunRhif Archif6144042Teitl925063_55 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW Black and white oblique aerial photograph of Abercynon Colliery, taken on 21/10/1992 by CR MussonCyfrwngPhoto.DelweddaunRhif Archif6144035Teitl92_CS_1239 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour slide oblique aerial photograph of Abercynon Colliery, taken on 21/10/1992 by CR MussonCyfrwngPhoto.DelweddaunRhif Archif6049321Teitl92_CS_1240 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadSlide of RCAHMW colour oblique aerial photograph of Abercynon Colliery, taken by C.R. Musson, 21/10/1992.CyfrwngPhoto.DelweddauyRhif Archif6144036Teitl92_CS_1241 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour slide oblique aerial photograph of Abercynon Colliery, taken on 21/10/1992 by CR MussonCyfrwngPhoto.DelweddaunRhif Archif6144038Teitl92_CS_1242 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour slide oblique aerial photograph of Abercynon Colliery, taken on 21/10/1992 by CR MussonCyfrwngPhoto.Delweddaun