Hans E. Langhammer v. James A. Hamilton, District Director Immigration and Naturalization Service , 295 F.2d 642 ( 1961 )
Pedro Velasquez Espinosa v. Immigration and Naturalization Service , 404 F.2d 544 ( 1968 )
Immigration & Naturalization Service v. Errico , 87 S. Ct. 473 ( 1967 )