01/18/1949
https://www.presidency.ucsb.edu...
"In addition to the authority vested in the Representative of the United States and its Chief of Counsel by Paragraph 1 of Executive Order No. 9547 of May 2, 1945, to prepare and prosecute charges of a..."
"His highly meritorious services assured protection of communications affecting the President's safety and the progress of the war."
"He displayed unusual initiative and devotion to duty in the proper operation of all cryptographic equipment used for Presidential communications."
"Lt. Colonel Greer contributed immeasurably to the provision, installation, and operation of secure, accurate, reliable and fast communication for the President of the United States."