Helvering v. Mitchell ( 1938 )
Helvering v. New York Trust Co. ( 1934 )
Helvering v. Stockholms Enskilda Bank ( 1934 )
General Utilities & Operating Co. v. Helvering ( 1935 )
Gregory v. Helvering ( 1935 )
Helvering v. National Grocery Co. ( 1938 )
Foster v. United States ( 1938 )
Minnesota Tea Co. v. Helvering ( 1938 )
Almours Securities, Inc. v. Commissioner of Internal Revenue. ( 1938 )
Lucas v. American Code Co. ( 1930 )