The KATINGO HADJIPATERA. AMERICAN TOBACCO CO. and R. J. Reynolds Tobacco Company, Libellants-Appellees, v. Steamship KATINGO HADJIPATERA, her engines, boilers, etc., and J. C., N. C. and A. C. Hadjipateras, Respondents, K. Diamantopoulos, Minister to the United States for the Kingdom of Greece, Appellant