Cohan v. Commissioner of Internal Revenue ( 1930 )
Philip Stein and Kathryne Stein, Husband and Wife v. Commissioner of Internal Revenue ( 1963 )
Daniel F. Donovan v. Commissioner of Internal Revenue ( 1966 )
William F. Sanford v. Commissioner of Internal Revenue ( 1969 )
J. Bryant Kasey and Maryann Kasey v. Commissioner of Internal Revenue ( 1972 )