Rhif Archif
6514959
Disgrifiad
Black and white aerial photograph of Blaenplwyf, taken by the Ordnance Survey on 6th June 1973 at an altitude of 7,700 feet. Grid reference SN5775. Print enlargement (c. 20") taken from 9" film roll.
Enw Casgliad
Ordnance Survey Vertical Aerial Photography Collection
Cyfrwng
Photo.
Cychwynnwr
Ordnance Survey
Dyddiad
1973-06-06