Nos. 93-6533, 94-5023. Argued February 3, 1995. Decided April 21, 1995. Mark D. Nelson (argued and briefed), Catherine R. Giella (briefed), Keck, Mahin Cate, Chicago, IL, for petitioner cross-respondent. Aileen A. Armstrong, Deputy Associate Gen. Counsel (briefed), Frederick C. Havard (argued), Marilyn O'Rourke, N.L.R.B., Washington, DC, for respondent cross-petitioner. Petition for review from the National Labor Relations Board. Before: MERRITT, Chief Judge; BROWN and BATCHELDER, Circuit Judges