@eudxa @paulg close! https://en.wikipedia.org/wiki/Ordnance_Survey … "The agency's name indicates its original military purpose"
This map is as amazing as you'd expect: https://goo.gl/ZvaKtq . Just spent over an hour reading it.
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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@paulg no doubt you followed the developments in Stone HengeThanks. Twitter will use this to make your timeline better. UndoUndo
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