Herbert Hoover actually said...
Now, Therefore, I, Herbert Hoover,President of the United States of America, by virtue of the power in me vested by section two of the act of Congress entitled 'An act for the preservation of American antiquities,' approved June 8, 1906 (34 Stat. 225), do proclaim that the following described lands in New Mexico be, and the same are hereby, added to and made a part of the Aztec Ruins National Monument:
12/18/1930