Sweden. Foreign-related cover. USA. Incoming prepaid letter sent from NEW ORLEANS 26.APR.1857 "per first steamer" to Great Britain, and then forwarded to Gävle "via Ostende & Lubeck". Cancellations 48, BOSTON BR PKT 6.MAY, P, PAID 18.MY.1857, BP 18.MY.1857, 10, St.P.A 20.MAI.57, KDOPA HAMBURG 20.5, KSPA HAMBURG 20.5 and STOCKHOLM 2.MAI.57. Very interesting transatlantic item. Ex. Larsson.