11/04/1949
https://www.presidency.ucsb.edu...
"It has been shown over and over again that the cost of the relatively small amount of materials and manpower needed for this project will be fully repaid in tolls and power receipts; and, in addition,..."
"I wish to call to the attention of the Congress the immediate urgency of action on legislation to authorize the construction of the St. Lawrence seaway and power project."
"We should join with Canada in building the seaway, third, because it is a project along our common boundary in which both countries have a substantial interest."
"The seaway will be self-liquidating through the collection of tolls."