Commissioner v. Sunnen ( 1948 )
Trapp v. United States ( 1949 )
Gloyd v. Commissioner of Internal Revenue ( 1933 )
Hartford-Empire Co. v. Com'r of Internal Revenue ( 1943 )
Skenandoa Rayon Corp. v. Commissioner of Internal Revenue ( 1941 )
Hinkel v. Motter ( 1930 )