Rhif Archif
6515107
Disgrifiad
Black and white aerial photograph of Tre'r Ddol, taken by the Ordnance Survey on 5th October 1972 at an altitude of 7,500 feet. Grid reference SN6591. Print enlargement (c. 20") taken from 9" film roll.
Enw Casgliad
Ordnance Survey Vertical Aerial Photography Collection
Cyfrwng
Photo.
Cychwynnwr
Ordnance Survey
Dyddiad
1972-10-05