10/22/1948
https://www.presidency.ucsb.edu...
"My faith in your integrity and ability has been strengthened."
"Please wire me promptly of your acceptance."
"And I urge Federal, State, and local officials and patriotic, civic, and educational organizations to plan and hold, on or about May 19, exercise designated to help our new citizens, both native-born ..."
"Now, Therefore, I, Harry S. Truman, President of the United States of America, under and by virtue of the authority vested in me by section 2 of the act of June 8, 1906, c. 3060, 34 Stat. 225 (U.S.C. ..."