Nos. 81-1306, 81-1424. Argued December 9, 1981. Decided February 24, 1982. David S. Fishback, Atty., Washington, D.C., with whom William A. Lubbers, Gen. Counsel, John E. Higgins, Jr., Deputy Gen. Counsel, Robert E. Allen, Acting Associate Gen. Counsel, and Elliott Moore, Deputy Associate Gen. Counsel, Washington, D.C., were on brief, for petitioner. Robert Weihrauch, Worcester, Mass., for respondent. Petition from the National Labor Relations Board. Before COFFIN, Chief Judge, ALDRICH and BREYER