Rhif Archif
6514919
Disgrifiad
Black and white aerial photograph of the Rheidol Valley, taken by the Ordnance Survey on 6th June 1975 at an altitude of 13,000 feet. Grid reference SN7278. Print enlargement (c. 20") taken from 9" film roll.
Enw Casgliad
Ordnance Survey Vertical Aerial Photography Collection
Cyfrwng
Photo.
Cychwynnwr
Ordnance Survey
Dyddiad
1975-06-06