Archive NumberTitleLevelDescriptionMediumImagesArchive Number6140426Title945004_52 - RCAHMW Black and White Oblique Aerial PhotographsLevelItemDescriptionRCAHMW Black and white oblique aerial photograph of Pen-y-groes Isaf Cairn, Dwyriw, taken by C.R. Musson, 07/01/94MediumPhoto.ImagesyArchive Number6140425Title945004_55 - RCAHMW Black and White Oblique Aerial PhotographsLevelItemDescriptionRCAHMW Black and white oblique aerial photograph of Pen-y-groes Isaf Cairn, Dwyriw, taken by C.R. Musson, 07/01/94MediumPhoto.ImagesnArchive Number6140424Title94_CS_0049 - RCAHMW Colour Oblique Aerial PhotographsLevelItemDescriptionRCAHMW colour slide oblique aerial photograph of Pen-y-groes Isaf Cairn, Dwyriw, taken by C.R. Musson, 07/01/94MediumPhoto.ImagesyArchive Number6140427Title94_CS_0050 - RCAHMW Colour Oblique Aerial PhotographsLevelItemDescriptionRCAHMW colour slide oblique aerial photograph of Pen-y-groes Isaf Cairn, Dwyriw, taken by C.R. Musson, 07/01/94MediumPhoto.ImagesyArchive Number6465034TitleAP_2011_0601 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Pen-y-Groes Isaf, cairn. Taken by Toby Driver on 22/03/2011.MediumPhoto.Imagesy