OS benchmark and bolt - Machynlleth, St Peter's Church
Introduction
The photograph on this page of OS benchmark and bolt - Machynlleth, St Peter's Church by Richard Law as part of the Geograph project.
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OS benchmark and bolt - Machynlleth, St Peter's Church
Image: © Richard Law Taken: 29 Apr 2016
A 1st Geodetic Levelling (1GL) bolt and benchmark on the wall of the church, originally levelled in mid 1852 as part of the Warrington to Pembroke Dock survey line at 46' 8.5" above Ordnance Datum Liverpool.
Images are licensed for reuse under creativecommons.org/licenses/by-sa/2.0
Image Location
Latitude
52.591747
Longitude
-3.853823