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Plotting Board
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26-07-16, 02:39
Bruce Parker (RIP)
GM Fox I
Join Date: Feb 2003
Location: SW Ontario, Canada
Posts: 2,606
There is an artillery plotting board (like this Canadian one in the pic) but in surveying there is also a 'plane table' for plotting locations of features to create a topographical map, which might be what you have.
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