Nos. 17499, 17763-17767, 17855-17858, 17920, 17924 and 17932; 17561, 17699, 17700, 17922, 17931 and 17949, 17826, 17925 and 17947. March 18, 1970. Richard W. Lowery, Michael Small, Gene J. Shapiro, Chicago, Ill., for petitioners. Thomas A. Foran, U.S. Atty., Chicago, Ill., Paul C. Summitt, Dept. of Justice, Washington, D.C., for respondent. Of Counsel, John Peter Lulinski, Asst. U.S. Atty., Will Wilson, Asst. Atty. Gen. Before KILEY, CUMMINGS and KERNER, Circuit Judges. PER CURIAM. These matters