No. 27495. June 1, 1970. Allen P. Schoolfield, Jr., Dallas, Tex., John H. Wood, Jr., San Antonio, Tex., for petitioner. Marcel Mallet-Prevost, Asst. Gen. Counsel, Abigail C. Basker, Washington, D.C., N.L.R.B., Clifford W. Potter, Director, N.L.R.B., Houston, Tex., for respondent. Before WISDOM, GOLDBERG, and INGRAHAM, Circuit Judges. WISDOM, Circuit Judge: This case is before the Court upon petition to review an order of the National Labor Relations Board issued against C.H. Guenther Son, Inc., doing