Great Britain 1870 London to Athens Greece Cover FL 8d Rate via French Packet

Folded letter, with contents, franked with 6d dull violet (Plate 8) and 2d blue (Plate 13), tied by London E.C. "98" duplex (March 17), to Athens, Greece, endorsed "Greece / via Marseille", with c.d.s. arrival backstamp, manuscript "12" (lepta) in red denoting amount due from the British Post Office to Greece, 2d with clipped perfs at top, a most attractive cover to a rare destination.