cover 1864 (1 Nov.) entire to Naples, bearing 1863 4d. Pl. 4 cancelled with "A25" duplex and showing, on reverse, "PALERMO-MALTA/PIROSCAFI POSTI/ITALIANI" keyhole c.d.s. (PMK-2) partially overstruck by Messina transit c.d.s., various other marks include Postmens' "57" h.s. A rare handstamp and an unusual usage on mail from Malta. Ex Wheeler. Photo