Flush Bracket, Thornhill
Introduction
The photograph on this page of Flush Bracket, Thornhill by Rossographer 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.
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Image: © Rossographer Taken: 15 Aug 2023
Flush bracket bench mark on the northern wall of an old gate lodge to the former Thornhill College near Derry. The bracket is on a primary line from Derry to the fundamental bench mark close to the tidal station at Malin Head. The number on the bracket is OSBM 3365. The mark has been levelled to 48.82 metres above MSL.