No. 74-4156. April 7, 1977. Tom M. Davis, Houston, Tex., for petitioner-cross respondent. Elliott Moore, Deputy Assoc. Gen. Counsel, Paul J. Spielberg, N.L.R.B., Washington, D.C., Louis V. Baldovin, Jr., Regional Director, Region 23, Houston, Tex., for respondent-cross petitioner. On Petition for Review and Cross-Application for Enforcement of an Order of The National Labor Relations Board (Texas case). Before BROWN, Chief Judge, and RIVES and GEE, Circuit Judges. JOHN R. BROWN, Chief Judge: This