Lou Cannon’s biography is a good place to start.
So quote where Lou Cannon stated that Reagan was a New Dealer.
It's a well known fact that Reagan was once a Democrat, but you're inferring that he agreed with one of the biggest forays into Socialism this country ever made.
I'm not poring through some guy's book to find what you should be providing to support your assertion. Cite a source for your claim, or retract it.