Duncan Industries, Inc., etc. v. Commissioner ( 1979 )
United States v. Cartwright ( 1973 )
Estate of J. A. Kreis, Deceased, Herbert Clark, Executors v. Commissioner of Internal Revenue ( 1955 )
Helvering v. National Grocery Co. ( 1938 )
Richmond Newspapers, Inc. v. Virginia ( 1980 )
Estate of Hall v. Commissioner ( 1989 )
Welch v. Helvering ( 1933 )