Nos. 75-1372 to 75-1376. Submitted September 14, 1979. Decided December 28, 1979. John S. Irving, Gen. Counsel, John E. Higgins, Jr., Deputy Gen. Counsel, Robert E. Allen, Acting Association Gen. Counsel, Elliott Moore, Deputy Associate Gen. Counsel, Paul Elkind, Asst. Gen. Counsel, Stanley R. Zirkin, Deputy Asst. Gen. Counsel, Washington, D.C., for contempt litigation, and Christopher Katzenbach, Atty., Washington, D.C., on brief, for petitioner. Pedro J. Varela and Escribano, Carreras, Acevedo