US Presidency
1917

That the President is hereby authorized to utilize the service of any or all departments and any or all officers or agents of the United States and of the several States, Territories and the District of Columbia and subdivisions thereof, in the execution of this act, and all officers and agents of the United States and of the several States, Territories and subdivisions thereof, and of the District of Columbia, and all persons designated or appointed under regulations prescribed by the President, whether such appointments are made by the President himself or by the Governor or other officer of any State or Territory to perform any duty in the execution of this act, are hereby required to perform such duty as the President shall order or direct, and all such officers and agents and persons so designated or appointed shall hereby have full authority for all acts done by them in the execution of this act, by the direction of the President.