Archif6530895Teitl92_112_0128 - Ordnance Survey Vertical Aerial Photography CollectionLefelItemDisgrifiadBlack 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.CyfrwngPhoto.Delweddaun
Archif6530894Teitl97_249_0007 - Ordnance Survey Vertical Aerial Photography CollectionLefelItemDisgrifiadBlack 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.CyfrwngPhoto.Delweddaun
Archif6470785TeitlAP_2011_4992 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadRCAHMW colour oblique photograph of Junction 47 of the M4 at Penllergaer. Taken by Toby Driver and Oliver Davies on 28/09/2011.CyfrwngPhoto.Delweddauy
