Ordnance Survey Llanrwst

2500 Mapping

This is a placeholder page

Content will be added shortly and will include:

  • 1:2500 Air Ground Overhaul
  • 1:2500 Air Ground Resurvey


Start: May 1975
End: October 1976


The Mountains of Snowdonia

1:10,000 resurvey mapping

Note: The map at the foot of the page outlines the extent of the 1:10,000 resurvey work compelted by KJM. It does not include the work covered by other members of the section or any 1:2500 surveying

1974 summer season

The season started after the training in late May in north east Snowdonia (near Conwy) and I can still remember the terrific views from the Foel Lus slopes above Penmaenmawr and Dwygyfylchi.

10K N Wales

This the area surveyed at 1:10,000 scale during the 1974 summer season & winter 1975 by KJM.
In total 126 kmsq were surveyed in 555.5 hours > a rate of 4.4 hour/km


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