Graybar Electric Company, Inc. v. Commissioner of Internal Revenue , 267 F.2d 403 ( 1959 )
ernest-l-poyner-and-union-trust-company-of-maryland-executors-of-the , 301 F.2d 287 ( 1962 )
Lucy H. Harper v. United States , 454 F.2d 222 ( 1971 )
Marvin E. Jensen v. United States , 511 F.2d 265 ( 1975 )
Commissioner v. Duberstein , 80 S. Ct. 1190 ( 1960 )