Bolt benchmark, St John the Baptist Church, Keynsham
Introduction
The photograph on this page of Bolt benchmark, St John the Baptist Church, Keynsham by Neil Owen as part of the Geograph project.
The Geograph project started in 2005 with the aim of publishing, organising and preserving representative images for every square kilometre of Great Britain, Ireland and the Isle of Man.
There are currently over 7.5m images from over 14,400 individuals and you can help contribute to the project by visiting https://www.geograph.org.uk

Image: © Neil Owen Taken: 4 Oct 2010
One of the original surveying marks of the First Geodetic Levelling of the mid-nineteenth century, this is firmly embedded near the entrance to the church. Both the stonework and the bolt appear to have weathered somewhat. Main view: Image] See http://www.bench-marks.org.uk/ for database of marks.
