United States v. W. W. Marett and Ruth Marett , 325 F.2d 28 ( 1963 )
Gregory v. Helvering , 55 S. Ct. 266 ( 1935 )
Commissioner v. Heininger , 64 S. Ct. 249 ( 1943 )
Henry H. Bonsall, Jr., and Martha G. Bonsall, C. Jordan Vail and Nancy B. Vail v. Commissioner of Internal Revenue , 317 F.2d 61 ( 1963 )