Calvin Coolidge actually said...
I Calvin Coolidge, President of the United States of America, pursuant to the authority vested in me by law, do hereby amend Executive Order No. 4846-A, dated March 30, 1928, to include the assignment of the frequencies of 6120 kilocycles and 9550 kilocycles for use by Station NAA of the Navy Department at Arlington, Virginia, for the specific purpose of broadcasting programs arranged by the Pan American Union
03/02/1929