Houston Insulation Contractors Association v. National Labor Relations Board

See 387 U.S. 938, 87 S.Ct. 2047.

W. D. Deakins, Jr., Houston, Tex., for Houston Insulation Contractors assn.

Norton J. Come, Washington, D.C., for N.L.R.B.

Mr. Justice BRENNAN delivered the opinion of the Court.