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Archive Number
6514535
Description
Black and white aerial photograph of Pen yr Orsedd Slate Quarry taken by the Ordnance Survey on 25th April 1973 at an altitude of 7500 feet. Grid reference SH5154. Print enlargement (c. 20") taken from 9" film roll.
Collection Record
Ordnance Survey Vertical Aerial Photography Collection
Medium
Photo.
Originator
Ordnance Survey
Date
1973-04-25