Allen-Bradley Local No. 1111 v. Wisconsin Employment Relations Board

Messrs. Max E. Geline, of Milwaukee, Wis., Eugene Cotton, of New York City, and Lee Pressman, of Washington, D.C., for appellants.

Messrs. N. S. Boardman, of Madison, Wis., and Leo Mann, of Milwaukee, Wis., for appellees.

Mr. Justice DOUGLAS delivered the opinion of the Court.