Ordnance Survey Benchmark - Sawtry, Old School Hall
Introduction
The photograph on this page of Ordnance Survey Benchmark - Sawtry, Old School Hall by N Scott as part of the Geograph project.
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Image: © N Scott Taken: 11 Jan 2016
Ordnance Survey Benchmark (OSBM) used for levelling height above Ordnance Datum (OD). Height (1966): 14.6213m OD (Newlyn). Mark verified by the Ordnance Survey in 1966. Description: OLD SCHOOL HALL SW FACE 1.2M W ANG. 0.7m above ground. 3rd Order BM. Context: Image
