[Cases.] In Supreme Court of United States, Oct. term, 1950. Nos. 329-330, Amalgamated Association of Street, Electric Railway and Motor Coach Employees of America, Division 998. et al. v. Wisconsin Employment Relations Board; [same] v. Wisconsin Employment Relations Board et al., Carl Ludwig, H. Herman Rauch, and Martin Klotsche, individually and as members of board of arbitration, and Milwaukee Electric Railway & Transport Company. Wisconsin corporation; brief for Natural Labor Relations Board as amicus curiae.