D. Puerto Rico June 1971 casesUnited States v. BlondetHilton Intern. Co. v. Union De Trabajadores De La Industria Gastronomica De Puerto Rico, Local 610, of Hotel, Restaurant, Emp. and Bartenders Intern. Union, AFL CIONielsen v. Veterans Administration of United StatesViera v. Sanchez-VilellaHernandez v. National Packing Co.Bixler v. Iberia, Liness Aereas De Espana