J. H. Schaeffer, Jr., and Opal R. Schaeffer v. Commissioner of Internal Revenue , 258 F.2d 861 ( 1958 )
Keasbey & Mattison Co. v. United States , 141 F.2d 163 ( 1944 )
John R. Hansen and Shirley G. Hansen v. Commissioner of Internal Revenue , 258 F.2d 585 ( 1958 )