English
Beta
Hygyrchedd
Hafan
Amdanom
Chwilio
Orielau
Map
Cymorth
Cysylltwch
Cofnod Archif
West Blockhouse Fort
Ordnance Survey Vertical Aerial Photography Collection
Ordnance Survey Vertical Aerial Photography Collection
70_394_0157 - Ordnance Survey Vertical Aerial Photography Collection
Manylion
Hierarchaeth
Safleoedd Cysylltiedig
Rhif Archif
6538586
Disgrifiad
Black and white aerial photograph of West Blockhouse, taken by the Ordnance Survey on 27th September 1970, at an altitude of 7,500 feet. Grid reference SM8104. Print enlargement (c. 20") taken from 9" film roll.
Enw Casgliad
Ordnance Survey Vertical Aerial Photography Collection
Cyfrwng
Photo.
Cychwynnwr
Ordnance Survey
Dyddiad
1970-09-27
