, bearing 1856 6d. and 1857 4d. with wing-margin, both clearly cancelled "M" and showing, on reverse, "MALTA/PAID" c.d.s. (MPA-1a) in red and various transit and arrival d.s. A rare franking. Photo" /> cover 1858 (21 Mar.) double rate envelope (small faults) to Ludhiana, Punjab marked<I> "via Bombay and Alexandria"</I>, bearing 1856 6d. and 1857 4d. with wing-margin, both clearly cancelled "M" and showing, on reverse, "MALTA/PAID" c.d.s. (MPA-1a) in red and various transit and arrival d.s. A rare franking. Photo | Christie's