Rhif Archif
6515173
Disgrifiad
Black and white aerial photograph of Ponterwyd, taken by the Ordnance Survey on 3rd April 1973 at an altitude of 8,100 feet. Grid reference SN7481. Print enlargement (c. 20") taken from 9" film roll.
Enw Casgliad
Ordnance Survey Vertical Aerial Photography Collection
Cyfrwng
Photo.
Cychwynnwr
Ordnance Survey
Dyddiad
1973-04-03