United States v. Clarence S. Armstrong, William John Williams, and Vincent Sammarco

POOLE, Circuit Judge:

In October 1981, appellants were subpoenaed to appear before a special federal grand jury investigating possible skimming or diversion of funds from casino properties owned by Trans-Sterling, Inc., where they were supervisors. The scheduled appearances were postponed to permit resolution by the district court of appellants’ motions for disclosure of electronic surveil*702lance pursuant to Gelbard v. United States, 408 U.S. 41, 92 S.Ct. 2357, 33 L.Ed.2d 179 (1972). Judge Harry Claiborne denied those motions in April 1982, and subsequently signed immunity and compulsion orders…