at top-left, reverse with black Hong Kong and faint blue Yokohama c.d.s's; a neat clean cover to a rare destination. Photo" /> cover 1873 (19 Dec.) entire to Yokohama, Japan, bearing 1873-80 3d. plate 11 and 1/- green plate 8, tied by fine London duplex cancellations, inscribed<I> "by French Packet"</I> at top-left, reverse with black Hong Kong and faint blue Yokohama c.d.s's; a neat clean cover to a rare destination. Photo | Christie's