Sylvester Lockhart, Jr. v. Charles A. Hoenstine, Prothonotary of the Superior Court of Pennsylvania , 411 F.2d 455 ( 1969 )
Commissioner v. Sunnen , 68 S. Ct. 715 ( 1948 )
United States v. International Building Co. , 73 S. Ct. 807 ( 1953 )