"PAID AT ST. THOMAS" (CC2), good strike on entire letter from St. Croix with adjacent Danish "CHRISTIANSTED 12 5 1862" to South Zorra, West Canada, endorsed "Via Halifax", paid with 4 c. inland postage and "pd 4 d." British postage to Halifax, transported via "ST. GEORGES MY 18 1862", on reverse also transit mark of Quebec and arrival mark of May 31; on front marked "unpaid 5" which was applied to part paid letters. A very interesting and rare letter with light patina, one of the few recorded carried by open mail