Seymour v. Wildgen , 137 F.2d 160 ( 1943 )
Chisholm v. Gilmer , 81 F.2d 120 ( 1936 )
Helvering v. Taylor , 55 S. Ct. 287 ( 1935 )
Hormel v. Helvering , 61 S. Ct. 719 ( 1941 )
Commissioner v. Tower , 66 S. Ct. 532 ( 1946 )
Commissioner v. Culbertson , 69 S. Ct. 1210 ( 1949 )