| 1. |  | S.S. "Christopher Columbus" (Whaleback), 1893 | Ships; Passengers; Piers & wharves; Whalebacks; Steamboats | The S.S. Christopher Columbus is the most famous "whaleback" of the 43 ships of this type built. Whalebacks were developed in Duluth, Minnesota, by Captain Alexander MacDougall for freight service. The... |
| 2. |  | S.S. Isle Royale on the Chicago River, 1933 | Steamboats; Ships; Skyscrapers; | Photograph. The Isle Royale Line became the new owners of the former S.S. Manitou. The Isle Royale's run was Chicago and Lake Superior, but by the middle of the Depression, she was out of service and partly... |
