Railroad Mail in the Colonial Period in Cuba 1855-1898
Straightline “FERRO_CARRIL” in greenish color. July 14, 1861, Matanzas to Habana, prepaid letter with a half real stamp taken via railroad to Havana, not manuscript “Tren Expresso 14 Julio”
NAPP’s Numbers for Cuba: A Study of the Plate Number Combinations Created by the Overprinting of U.S. Postage Stamps for Use in Cuba as a United States Possession 1898-1899
