Massachusetts Fire & Marine Ins. Co. v. Com'r of Int. Rev. , 42 F.2d 189 ( 1930 )
United States v. Cumberland Public Service Co. , 70 S. Ct. 280 ( 1950 )
Commissioner v. Court Holding Co. , 65 S. Ct. 707 ( 1945 )
Commissioner v. Duberstein , 80 S. Ct. 1190 ( 1960 )