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Plate I. Plan of the principal triangles in England & Wales and part of Scotland. Vol. 3, 1811
Mudge, William; Colby, ...
Plate I. Plan of the pr...
1811
Survey Book
 
Author
[Colby, Thomas, Mudge, William]
Note
Uncolored map. The doted lines in this plate denotes the northern boundary of triangles in the fourth section. Altitude of stations shown by spot heights in feet.
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