No. 79-1196. Argued October 29, 1979. Decided November 15, 1979. Barbara Kraft, NLRB, Washington, D.C., for petitioner. Leonard R. Kofkin, Chicago, Ill., for respondent. Before SWYGERT and WOOD, Circuit Judges, and ACKERMAN, District Judge. The Honorable J. Waldo Ackerman, United States District Judge for the Central District of Illinois, sitting by designation. PER CURIAM. Petitioner National Labor Relations Board ("the Board") applies for enforcement of its order affirming the decision of the Administrative