Kowal, Ruwin. Nos. 317-322, in Supreme Court, Oct. term, 1933, Ruwin Kowal v. Frances Perkins, Secretary of Labor; Haroutian Kabadian, alias Harry Kabedian, v. Frances Perkins, Secretary of Labor; Mohamed Abraham, alias Abie Mohamed, v. Frances Perkins, Secretary of Labor; Celestino Guiseppe Polombo v. Frances Perkins, Secretary of Labor; Giovanni Spica v. Frances Perkins, Secretary of Labor; Peter Petikas v. Frances Perkins, Secretary of Labor, on petition for writs of certiorari to Court of Appeals of District of Columbia; brief for respondent in opposition.