Sweden. Foreign-related cover. Two Sicilies. Prepaid letter sent from STOCKHOLM 3.9.1839 via GREIFSWALD 7.9. and BERLIN 3.9 to NAPOLI 21.SET. Prepaid with 28 "förskjutne skillingar" to Italy. As the recipient was a minister of state the letter was cancelled DI RISERVIZIO (in red colour) and no postage due applied. Unusually early letter to a very scarce destination.