PORT COLBORNE, ONT. Photo by Chicago Aerial Survey Co. The entrance to the Welland Canal, showing the Steamer Lemoyne entering Lake Erie. This is the waterway to Montreal, and shows the Maple Leaf Milling Co. elevator to the right and the Government elevator to the left. At the entrance of the carial is the Canadian Furnace Co, below them the Ps: P,; Weaver Coal Dock, across from 'them the Valley Gamma Coal Co. dock. 40 ' tin ont ae