The SS Sylvania was a (Originally long) Great Lakes freighter that had a long 79-year career on the Great Lakes. Sylvania was built by the West Bay City Shipbuilding Company of West Bay City, Michigan as hull #613. She was built for the Duluth Steamship Company of Duluth, Minnesota. She had six accidents in her career, the first one occurred on June 12, 1905 when Sylvania collided with the steamer of Whitefish Point, Lake Superior because of confused passing signals. In 1914 the ship's name was changed to D.M. Philbin, she sailed with this name until August 30, 1929 when her name was changed back to Sylvania. On August 30, 1916 she had a collision with the at the ore docks in Duluth. On May 19, 1918 she collided with the steamer two miles off Whitefish Point in a dense fog. On July 3, 1922 she had a collision with the in the Detroit River suffering a minimal amount of damage. On April 30, 1929 Sylvania grounded on the north side of Lake Erie after the crew mistook the Conneaut airport beacon for a navigation light, shortly after this the ship ran aground on a sandbar off Whitman's Creek to the west of Conneaut, Ohio. New owners In 1954 Sylvania was purchased by the Tomlinson Fleet Corporation of Cleveland, Ohio. In the winter of 1957-1958 the ship was lengthened 48 feet to 572 feet long, and converted to a self-unloader by Manitowoc Shipbuilding Company of Wisconsin. On June 1, 1967 she sank in of water while unloading stone under the Blue Water Bridge after the Canada Steamship Lines package freighter lost control because of the strong currents and rammed Sylvania at 10:10 p.m. on the starboard side at the 27th hatch. She was refloated by the McQueen Marine Building Company, and she arrived at Lorain, Ohio for repairs the next day. On 29 November 1968 she had a collision with the Diamond Alkali in the Fighting Island Channel of the Detroit River during a snow squall, she was repaired at American Shipbuilding Company of Lorain. Final years of service In 1971 Sylvania was sold to the Columbia Transportation Company of Cleveland, Ohio. On September 1, 1972 the ship stranded in the Detroit River. On November 8, 1972 Sylvania ran aground at Belle Isle in the Detroit River while traveling to the Connors Creek power plant. On June 2, 1973 the