Recherche dans la collection - Welland Canals. Second Welland Canal. Plan showing in red overhead crossing above Lock No. 2 of a 200 volt transmission line of the public utitilies commission of the city of St. Catharines. Department of Transport. C.W. West. Suptg. Engineer. 19th Dec. 1941. W.C.L. 41-28. [cartographic material]