No. 77-1874. June 16, 1978. Rehearing Denied July 12, 1978. Howard F. Fine (argued), Washington, D.C., for petitioner. Harry Finkle (argued), of Littler, Mendelson Fastiff, San Francisco, Cal., for respondent. On Petition for Enforcement of an Order of The National Labor Relations Board. Before KILKENNY and CHOY, Circuit Judges, and EAST, District Judge. The Honorable William G. East, Senior United States District Judge for the District of Oregon, sitting by designation. KILKENNY, Circuit Judge: