Canadian List of Shipping 1970: Steel scow [No Power] McNco No. 20 [C.198228] registered at Toronto. Built at Owen Sound in 1956. 100'; 333 g.t. Owned by Mcnamara Construction Co., Toronto. Canadian List of Ships 1997: Owned by Cartier Construction Inc., Don Mills, Ontario. Transport Canada List 2002: Built by Russel-Hipwell Engine Co., Owen Sound, Ont. Transport Canada List 2003: Owned by McNally Construction Inc., Hamilton, Ontario.