what was ss christopher columbus?
An American excursion liner on the Great Lakes
Introduction
The SS "Christopher Columbus" was an American excursion liner on the Great Lakes, in service between 1893 and 1933. 
An American excursion liner on the Great Lakes It was an American excursion liner on the Great Lakes, in service between 1893 and 1933. An American excursion liner on the Great Lakes, in service between 1893 and 1933.
SS Christopher Columbus SS Christopher Columbus SS Christopher Columbus
Introduction Introduction Introduction
The SS "Christopher Columbus" was an American excursion liner on the Great Lakes, in service between 1893 and 1933. The SS "Christopher Columbus" was an American excursion liner on the Great Lakes, in service between 1893 and 1933. The SS "Christopher Columbus" was an American excursion liner on the Great Lakes, in service between 1893 and 1933. She was the only whaleback ship ever built for passenger service. The ship was designed by Alexander McDougall, the developer and promoter of the whaleback design.
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SS Christopher Columbus [SEP] Introduction
The SS "Christopher Columbus" was an American excursion liner on the Great Lakes, in service between 1893 and 1933. She was the only whaleback ship ever built for passenger service. The ship was designed by Alexander McDougall, the developer and promoter of the whaleback design. "Columbus" was built between 1892 and 1893 at Superior, Wisconsin, by the American Steel Barge Company. Initially, she ferried passengers to and from the World's Columbian Exposition. Later, she provided general transportation and excursion services to various ports around the lakes. At , the ship was the longest whaleback ever built, and reportedly also the largest vessel on the Great Lakes when she was launched.