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LIST OF ADVERTISERS—Continued DETROIT, MICHIGAN Arnessen Electric Co..............................................83 Boland & Cornelius ..............................................59 Commercial Testing & Engineering Co.............................32 Detroit Harbor Terminals, Inc.....................................17 Eastern Gas & Fuel Associates.................................... 1 Fuel Oil Corporation.............................................321 Great Lakes Towing Co...........................................48 GREEN'S GREAT LAKES DIRECTORY .........................13 Hanna Coal & Ore Corporation...................................41 Hickman, Williams & Co.........................................215 Hoffman Combustion & Engineering Co...........................23 Inland Survey Bureau, Inc.......................................243 Island Creek Coal Sales Co........................................31 Koppers Coal Co.................................................. 1 Lockwood, Claude ...............................................186 McCarthy Steamship Co., T. J....................................318 Marine Steel & Welding Co.......................................205 Marsh & McLennan, Inc..........................................12 Nicholson Terminal & Dock Co.................................61-81 North Western-Hanna Fuel Co....................................49 Patterson-Sargent Co............................................. 9 Pickands Mather & Co............................................47 Pine Ridge Coal Co..............................Outside Rear Cover Pine Ridge Coal Co...............................................77 Pittsburgh Consolidation Coal Co..................................75 Purvis & Foster .................................................311 Sullivan & Co., D.................................................69 Sumner, R. W....................................................332 Sumner, W. W...................................................332 Valley Camp Coal Co..............................Inside Rear Cover Valley Camp Coal Co...........................................24-25 DULUTH, MINNESOTA Boland & Cornelius...............................................59 Cleveland-Cliffs Iron Co..........................................57 Gartner Refrigeration Co........................................310 Great Lakes Towing Co...................................... 48 GREEN'S GREAT LAKES DIRECTORY .........................13 Marine Iron & Shipbuilding Co.................................32-G Marsh & McLennan, Inc..........................................12 Pickands Mather & Co......................................... 47 Thorp & Co., J.J.................................................376 ECORSE, MICHIGAN Great Lakes Towing Co............................................48 GREEN'S GREAT LAKES DIRECTORY .........................13 Nicholson Terminal & Dock Co.................................61-81 Standard Oil Co. (Ohio) ..........................................33 ERIE, PENNSYLVANIA American Boiler Works ..........................................314 Commercial Testing & Engineering Co.............................32 Great Lakes Towing Co............................................48 GREEN'S GREAT LAKES DIRECTORY .........................13 Marine Sheet Metal Works.......................................186 Pickands Mather & Co............................................47 Skinner Engine Co................................................37 Standard Oil Co. (Ohio) ..........................................33 ESCANABA, MICHIGAN Cleveland-Cliffs Iron Co...........................................57 Reiss Coal Co., C..................................................67 FAIRPORT HARBOR, OHIO Standard Oil Co. (Ohio) ..........................................33 FORT WILLIAM, ONTARIO GREEN'S GREAT LAKES DIRECTORY .........................13 International Paints (Canada) Ltd...............................189 United Towing & Salvage Co., Ltd.................................64 Western Engineering Service, Ltd.................................85 GREEN BAY, WISCONSIN Cleveland-Cliffs Iron Co...........................................57 Leicht's .........................................................314 Reiss Coal Co., C..................................................67 GODERICH, ONTARIO Inland Survey Bureau, Inc.......................................243 HAMILTON, ONTARIO Weaver Coal Co., Ltd., F. P.......................................233 HUDSON, OHIO The Flood Co....................................................233 HUNTINGTON, WEST VIRGINIA Island Creek Coal Sales Co........................................31 508