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No. 2,362 — AllendaleTownship of Low Forest, Northumberland Sheet 107 of 19thC Ordnance Map. Lat. 54° 50' 37", Long. 2° 14' 26". [ OS Grid Ref: NY 84554 49903 (384554,549903) ] Account of the Measures sunk through in the Sipton Shaft, Blackett Level. Approximate surface level 1,040 feet above sea (Ordnance datum)
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