James T. Angus, A Respectable Ditch. A History of the Trent-Severn Waterway 1833-1920, (Kingston and Montreal: McGill-Queen’s, 1988). / Robert W. Passfield, Technology in Transition: The 'Soo' Ship Canal 1889-1985, (Ottawa: Environment Canadian Parks Service, 1989). - Latta, Peter (Scientia Canadensis)