Protestants and Other Americans United for Separation of Church and State v. W. Marvin Watson, Postmaster General of the United States , 407 F.2d 1264 ( 1968 )
New Colonial Ice Co. v. Helvering , 54 S. Ct. 788 ( 1934 )
Interstate Transit Lines v. Commissioner , 63 S. Ct. 1279 ( 1943 )
United States v. Olympic Radio & Television, Inc. , 75 S. Ct. 733 ( 1955 )
Flast v. Cohen , 88 S. Ct. 1942 ( 1968 )