The Great Lakes shipping industry can trace its lineage to 1679 with the launching on Lake Erie of the Griffon , a sixty-foot galley weighing nearly fifty tons. Built by LaSalle, a French explorer who had been commissioned to search for a passage through North America to China, it was the first sailing ship to operate on the upper lakes, signaling the dawn of the Great Lakes shipping industry that we know today. Steamboats and Sailors of the Great...