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Preservation Action Plans
1 map : colour ; 16 x 36 cm, on sheet 21 x 44 cm
(1 - 1 of 1)
Sketch map of part of southwestern Ontario showing shore-lines of ancient Great Lakes : to illustrate report of Robert Chalmers
This is a sketch map of southwestern Ontario showing the shore-lines of the ancient Great Lakes, from 1902. It also shows railways and county boundaries, and relief is shown by contours and spot heights.