Survey for a ship canal to connect the Lakes Erie & Ontario, Lockport route; Surveyed under the direction of Capt. W.G. Williams, U.S. Top. Engs., by Lieuts. T.F. Drayton & J.G. Reed; drawn by Lieut. J.G. Reed.; Survey for a ship canal to connect Lakes Erie and Ontario Lockport route Maps maps university-of-michigan

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