. . . . . . . . . . . . . . . "Selective service regulations prescribed by the President under the authority vested in him by the terms of the Selective Service Law (act of Congress approved May 18, 1917)"@en . "Selective service regulations prescribed by the President under the authority vested in him by the terms of the Selective Service Law (act of Congress approved May 18, 1917)" . . . . .