05/12/1937
https://www.presidency.ucsb.edu...
"By virtue of the authority vested in me as President of the United States, the Executive Committee on Commercial Policy, established by the letter of November 11, 1933, from the President to the Secre..."
"Such officer, warrant officer, nurse, or enlisted man may comply with the requirements herein prescribed by performing four or more glider flights without regard to the duration thereof during a perio..."
"I hereby prescribe the following regulations, applicable to all officers, warrant officers, nurses, and enlisted men of all branches of the Army, Navy, Marine Corps, and Coast Guard."
"The term 'glider flight' shall mean a journey in a service-type glider in the Army, Navy, Marine Corps, or Coast Guard."