Since 1938 was a Mid-Term election year, President Roosevelt embarked on a 28 day tour of the U.S., bringing his message of the accomplishments of his second term and a few words about The New Deal and the Recovery taking place in the country. The NRA had undergone a challenge in the Supreme Court and many of the programs initiated during FDR's first term were in jeopardy. So in an effort to bolster support and to campaign for incumbents, FDR did a series of whistle-stop appearances.
This one, on July 7, 1938 was from an appearance in Covington, Kentucky and was broadcast nationwide to a capacity audience.
Here is the complete address.