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ALPHABETICAL LIST OF OWNERS OR MANAGERS--Continued No. 142 MICHIGAN LIMESTONE & CHEMICAL CO., 170 E. Woodward Ave., Phone 181, Rogers City, Mich. Tug Central Tug Rogers City Tug Kellars, F. T. No. 143 MIDLAND STEAMSHIP LINE, INC., Baird Tewksbury, Pres., J. J. Freitus, Mgr., Terminal Tower, Phone Cherry 4723, Cleveland, Ohio. Str. Butler, Hazen Str. Gallagher, Michael Sir: Jenkins, ©. 0. Str. Macoubrey, J. H. Str. Pollock, W. G. Sir. Saunders, Jr, Ki. N. Butler Steamship Co. Str. Thompson, C. A. MIDWEST VESSEL CORP., Tracey H. Duncan, Treas., 1970 Union Commerce Bldg., Main 1117, Cleveland, Ohio. str. Sandcraft Str. Sandmaster No. 144 No. 145 MID-WEST TRANSPORTATION CO., Ben W. Calvin, Pres., E. A. Harris, Supt., Box 392, Phone No. 4580, Bay City, Mich. Str. Aetna No. 146 MINNESOTA-ATLANTIC TRANSIT CO., H. T. Hoopes, Pres., 275 Fuhrman Blvd., Phone Triangle 5200, Buffalo, N. Y., W. A. Young, Vice Pres., Foot of Hastings St., Phone Cherry 4790, Detroit, Mich. Str. Ace Str. Chambers, Edward Str. Gorman, J. E. Str. Jack Str. King Str. Nine Str. Richardson, R. &. No. 147 . r49 . 150 . 135i - 152 MOHAWK NAVIGATION CO., LTD., R. A. Campbell, Mer., Capt. W. B. Donnelly, Supt., 635 Common S¢., Phone Marquette 8383, Montreal, Que. Str. Secord, Captain C. D. Str. Shaughnessy, Sir Thomas Bee. Krupp, Alfred MORTON SALT CoO., R. K. Warren, Treas. & Pur. Agt., 310 S. Michigan St., Phone Wabash 8200, Chicago, Il. Str. Covalt NATIONAL SAND & MATERIAL CO., LTD., G. G. Robin- son, Mgr., Harbor Comm. Bldg., Phone Elgin 5432, To- ronto, Ont. Str. Dick, Charles str. Dick, Baxter Str. Dick, O'Connor Bge. Lake Gravel Bge. Russell, Roy K. Tug Glide NEWAYGO TUG LINE, INC., Geo. C. Schneider, Vice Pres., 221 No. La Salle St., Chicago, Ill., H. S. Mosher, Mer, Public Utilities Bldg., Phone North 252, Pt. Arthur, nt. Tug Butterfield Scow Newaygo NIAGARA, ST. CATHERINES & TORONTO RY. CO., LTD., CANADIAN NATIONAL STEAMERS, J. R. Empringham, Supt., Geneva St., St. Catherines, Ont. Str. Northumberland Dalhousie Nav. Co., Ltd. Str. Dalhousie City 112