Pre-1936 Trig points may have taken the form of "blocks" or "buried blocks".
There may still be a small stone structure buried below the ground surface at the specific point.
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- Tue Mar 29, 2022 10:07 pm
- Forum: TrigpointingUK Forum
- Topic: Pre-1936 Trig Points
- Replies: 6
- Views: 5689