JB Harley Diagram in Gray. Digitally plotted primary points with PP no in blue. Download Full Image (279kb)

This is made available here purely for research purposes, and should not be duplicated or redistributed.

This is Figure 3 From 'Ordnance Survey Maps - a descriptive manual' by J B Harley which was published by the OS in 1974, and overlayed with Trigpoints from Re-Triangulation of Great Britain

“Reproduced by kind permission of Ordnance Survey © Crown Copyright NC/2004/35281”