cover Belgium: Envelope, A180, used from London to Brussels, inscribed "by Steamer Boat via Antwerp" at lower-left, showing Lombard Street and "PAID SHIP LETTER/LONDON" datestamps of 6 June 1840 and rated "8" and "10" in manuscript, the reverse with Anvers and Bruxells datestamps of 8 June; fine. B.P.A. Certificate (1997). Photo