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In the Canadian NTS series of maps at latitudes below about 60 the maximum difference between grid north and true north is just over 2 degrees. The grid is a 100,000 meter grid: blocks 100 km x 1...
Answer
In the Canadian NTS series of maps at latitudes below about 60 the maximum difference between grid north and true north is just over 2 degrees. The grid is a 100,000 meter grid: blocks 100 km x 1...