Old Colony Trust Co. v. Commissioner , 49 S. Ct. 499 ( 1929 )
Hendler v. United States , 17 F. Supp. 558 ( 1936 )
Douglas v. Willcuts , 56 S. Ct. 59 ( 1935 )
Minnesota Tea Co. v. Helvering , 58 S. Ct. 393 ( 1938 )