No. 77-2183. June 15, 1978. Lawrence V. Brown, Jr. (argued), Belmont, Cal., for petitioner. Linda Dreeben (argued), San Francisco, Cal., for respondent. On Petition to Review An Order of the National Labor Relations Board. Before TUTTLE, DUNIWAY and WRIGHT, Circuit Judges. Honorable Elbert P. Tuttle, Senior Circuit Judge, Fifth Circuit, sitting by designation. TUTTLE, Circuit Judge: This case presents a petition to review a final order of the National Labor Relations Board. Jurisdiction is based