Archive NumberTitleLevelDescriptionMediumImagesArchive Number6514960Title74_245_0506 - Ordnance Survey Vertical Aerial Photography CollectionLevelItemDescriptionBlack and white aerial photograph of Blaenporth, taken by the Ordnance Survey on 1st October 1974 at an altitude of 7,900 feet. Grid reference SN2648. Print enlargement (c. 20") taken from 9" film roll.MediumPhoto.ImagesnArchive Number6514961Title74_245_0507 - Ordnance Survey Vertical Aerial Photography CollectionLevelItemDescriptionBlack and white aerial photograph of Blaenporth, taken by the Ordnance Survey on 1st October 1974 at an altitude of 7,900 feet. Grid reference SN2648. Print enlargement (c. 20") taken from 9" film roll.MediumPhoto.Imagesn
