| | Owner | Manager | From | Until |  | Superior Steamship Company - Duluth, Minnesota, USA |  | 1903 | 1924 |  | Clifton Transportation Company - Cleveland, Ohio, USA | W.F. Rapprich - USA | 1924 | 1927 |  | Superior Steamship Company - Duluth, Minnesota, USA |  | 1927 | 1937 |  | Michigan Steamship Company - Cleveland, Ohio, USA |  | 1937 | 1941 |  | American Steamship Company - Buffalo, New York |  | 1941 | 1960 |  | Algonquin Steamship Company - Nassau, Bahamas | Hall Corporation of Canada Ltd. - Montreal, Quebec, Canada | 1960 | 1968 |  | Hall Corporation of Canada Ltd. - Montreal, Quebec, Canada |  | 1968 | 1971 | 
 | | Fleet | From | Until |  | American Steamship Company - Buffalo, New York | 1941 | 1960 |  | Hall Corporation of Canada - Toronto, Ontario | 1960 | 1971/06 | 
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