Los 6200
PUERTO RICO-UNITED STATES: 1859, Entire letter franked with Spanish West Indies ½ r. blue, tied by parilla with adjacent blue "GUAYAMA PUERTO RICO 2 FEB. 59" to New York, mailed via St. Thomas and showing on reverse black oval "FOREIGN LETTER OFFICE ST. THOMAS". Charged on arrival with "6" cents shipletter fee
