The St. Lawrence Seaway

2nd Session 67th Congress amount average Barnhart Island Board of Engineers boats boundary waters Canadian cent channels charges Chicago Drainage Canal Chicago River commerce completed Congress construction Cornwall Crysler Island cubic feet dam and power deep waterway depth Dike draft Duluth economic electrical estimate feet per second flow freight harbor horsepower Illinois improvement increase interest International Joint Commission International Section Joint Board LaChine Lake Erie Lake Huron lake levels Lake Michigan Lake Ontario Lake St Lake Superior Lakes Basin Lawrence River Lawrence Seaway lower Marie ment miles Mississippi Montreal Moulton navigation and power navigational features operation permit Plate port power house power plants present proposed Quebec railway rainfall Rapids Sanitary District Sault Sault Ste Seaway area Secretary Senate Document ship sion Soulanges stage plan Supreme Court tion tonnage tons traffic transportation treaty two-stage plan United vessels Welland Canal York Power Authority