1943 Launched as MCINTYRE; owned U.S. Maritime Commission
1943 Owned Interlake Steamship Co (Pickands, Mather & Co); renamed FRANK PURNELL
1966 Owned Bethlehem Transportation Co; renamed STEELTON
1978 Owned Medusa Cement Co; renamed HULL NO. 3
1979 Chartered Cleveland-Cliffs Steamship Co; renamed PIONEER
1981 Renamed C.T.C. NO. 1