United States v. Katz
Mr. William D. Mitchell, Sol. Gen., of Washington, D. C., Mrs. Mabel Walker Willebrandt, Asst. Atty. Gen., and Mr. Mahlon D. Kiefer, of Washington, D. C., for the United States.
Messrs. Wm. T. Connor, John R. K. Scott, and Benjamin M. Golder, all of Philadelphia, Pa., for defendant in error.
Mr. Justice STONE delivered the opinion of the Court.