Archive6530895Title92_112_0128 - Ordnance Survey Vertical Aerial Photography CollectionLevelItemDescriptionBlack and white aerial photograph of Junction 47 of the M4, taken by the Ordnance Survey on 17th May 1992 at an altitude of 5,700 feet. Grid reference SS6299. Print enlargement (c. 20") taken from 9" film roll.MediumPhoto.Imagesn
Archive6530894Title97_249_0007 - Ordnance Survey Vertical Aerial Photography CollectionLevelItemDescriptionBlack and white aerial photograph of Junction 47 of the M4, taken by the Ordnance Survey on 22nd September 1997 at an altitude of 7,800 feet. Grid reference SS6299. Print enlargement (c. 20") taken from 9" film roll.MediumPhoto.Imagesn
Archive6470785TitleAP_2011_4992 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Junction 47 of the M4 at Penllergaer. Taken by Toby Driver and Oliver Davies on 28/09/2011.MediumPhoto.Imagesy
