Nos. 81-7441, 81-7538. Argued and Submitted June 11, 1982. Decided June 1, 1983. William D. Claster, Gibson, Dunn Crutcher, Newport Beach, Cal., for petitioner and cross-respondent. Allison W. Brown, Jr., C. Metcalf, Washington, D.C., for respondent and cross-petitioner. On Petition for Review and Cross-Application for Enforcement of an Order of the National Labor Relations Board. Before KENNEDY, POOLE, and REINHARDT, Circuit Judges. KENNEDY, Circuit Judge: After a union obtained a majority of the