05/09/1940
https://www.presidency.ucsb.edu...
"I am very happy about people all over the country having more wherewithal with which to travel and see their own country."
"The spirit that animated those voyagers four centuries ago is not alien to these Western plains and mountains."
"We want to make every drop, every gallon of water that runs down the river serve some useful purpose to mankind on its way to the sea."
"The dream itself covers all the important watersheds of the States."