Lanman & Kemp Correspondence from Saint Lucia

Saint Lucia, August 7, 1868, endorsed "pr United States Mail Steamer" sent under cover per RMSP Mersey, departing Saint Lucia August 9, arriving St. Thomas, August 12, 1868. At St. Thomas a forwarding agent applied the 10¢ green 1868 E Grill prepaying the 10¢ steamship rate per United States and Brazil Mail Steamship Company Mississippi, departing St. Thomas August 14, and arriving New York August 20. Postmarked on arrival, New York, New York, August 21, 1868.