No. 17140. Argued April 23, 1963. Decided June 6, 1963. Mr. David Carliner, Washington, D.C., with whom Mr. Jack Wasserman, Washington, D.C., was on the brief, for appellant. Mr. Gil Zimmerman, Asst. U.S. Atty., with whom Messrs. David C. Acheson, U.S. Atty., and Frank Q. Nebeker and Max Frescoln, Asst. U.S. Attys., were on the brief, for appellee. Before WASHINGTON, DANAHER and WRIGHT, Circuit Judges. J. SKELLY WRIGHT, Circuit Judge. Appellant is an alien, a native and citizen of Italy. He has,