Cohan v. Commissioner of Internal Revenue , 39 F.2d 540 ( 1930 )
Toledo Tv Cable Co. v. Commissioner of Internal Revenue, Newport Tv Cable Co. v. Commissioner of Internal Revenue , 483 F.2d 1398 ( 1973 )
Kornhauser v. United States , 48 S. Ct. 219 ( 1928 )
commissioner-of-internal-revenue-v-estate-of-robert-louis-long-a-minor , 304 F.2d 136 ( 1962 )
Welch v. Helvering , 54 S. Ct. 8 ( 1933 )