Commissioner v. Groetzinger ( 1987 )
Mitchell v. Commissioner ( 1966 )
New Colonial Ice Co. v. Helvering ( 1934 )
William F. Sanford v. Commissioner of Internal Revenue ( 1969 )
Cohan v. Commissioner of Internal Revenue ( 1930 )
Meredith v. Commissioner ( 1975 )
joseph-w-johnson-jr-and-margaret-a-johnson-v-commissioner-of-internal ( 1974 )
Welch v. Helvering ( 1933 )
Sanford v. Commissioner ( 1968 )