No. 346-60. June 10, 1966. Daniel A. Taylor, Chicago, Ill., attorney of record, for plaintiffs. K. Martin Worthy, Hamel, Morgan, Park Saunders, Washington D.C., and Taylor Kelly, Chicago, Ill., of counsel. Richard J. Boyle, Washington, D.C., with whom was Asst. Atty. Gen. Mitchell Rogovin, for defendant. C. Moxley Featherston, Lyle M. Turner and Philip R. Miller, Washington, D.C., of counsel. Before COWEN, Chief Judge, WHITAKER, Senior Judge, and LARAMORE, DURFEE and DAVIS, Judges. OPINION PER CURIAM: