Burt v. United States ( 1959 )
United States v. Boston & Maine Railroad ( 1929 )
Anderson v. Helvering ( 1940 )
United States v. Dakota-Montana Oil Co. ( 1933 )
Helvering v. Elbe Oil Land Development Co. ( 1938 )
Commissioner v. Southwest Exploration Co. ( 1956 )
Helvering v. Twin Bell Oil Syndicate ( 1934 )
Kirby Petroleum Co. v. Commissioner ( 1946 )
Thomas v. Perkins ( 1937 )
Helvering v. Bankline Oil Co. ( 1938 )
Burton-Sutton Oil Co. v. Commissioner ( 1946 )