Former Spanish colonies. Cuba
Automatically generated translation
1859. 1 greenish blue real from Spain. SAN ISIDRO DE AVOCADO (MEXICO) to HAVANA. COLONIAL GRILL postmark (eroded at the top), the stamp was most likely reused without being noticed by the mail. MAGNIFICENT AND VERY RARE USE OF A STAMP FROM SPAIN IN THE AMERICAS, PROBABLY THE ONLY KNOWN WITH THIS CIRCUMSTANCE. Certificate COMEX.