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18 15 16 28 14 13 24 10 10 25 26 24 23 CHICAGO, ILLINOIS South Chicago American Sand & Gravel Co. (103rd St.) Calumet Elevators "A," "B" and "C" (102nd St.). Calumet Shipyard & Dry Dock Co. (Harbor Ave.) Cargill Grain Co. Elevator (122nd St.). Central Fuel Corp. (102d St.). Chicago & Northwestern Elevator (122nd St.). CHICAGO SHIPBUILDING CO. (100th St.). Construction Materials Corp. Construction Materials Corp. (101st St.) Federal Furnace Co. (108th: St.) Great Lakes Dredge & Dock Co. (Ewing Ave.) Great Lakes Towing Co. Illinois Steel Co. (North Ore Dock.) Illinois Steel Co. (South Ore Dock.) International Harvester Co. (North Dock--Ore) (110th St.) International Harvester Co. (South Dock--Coal) (110th St.) Interlake Iron Corp. (By-Products, 112th St.) Coal. Interlake Iron Corp. (Federal Furnace, 108th St.) Ore. Irondale Elevator "A" (107th St.). ° 22 9 19 4 12 28 28 20 6 7 16 11 21 17 10 17 25 3 472 Keystone Elevator (106th St.). Lake Sand Corp. (95th St.). Marblehead Lime Co. (104th St.). Material Service Corp. (Ewing St.) NORRIS ELEVATOR (98th St.). Northwestern Elevator (122nd St.). Republic Steel Corp. (118th St.). Rialto Elevator "'A"' (104th St.). Rock Island Elevator "D" (93d St.). Rock Island Elevator "C" (93d St.). Rosenbaum Elevators "A" and "B" (102nd St.). SOUTH CHICAGO COAL & DOCK: CO. (95th St.). Star & Crescent Milling Co. (104th St.). Terminals & Transportation Corp. (103rd St.). Tug Office. United States Gypsum Co. Wisconsin Steel Co. (110th St.). Youngstown Sheet & Tube Co. (Iroquois). Copyrighted by Fred W. Green, 1940. \_ S \