, bearing 8a. carmine on blue glazed paper, neatly cancelled and tied by "B/172" obliterator and showing handstruck "10" with, on reverse, despatch and arrival d.s. in red. Scarce. Photo" /> cover 1856? envelope to Genoa, marked<I> "Via Trieste and Suez"</I>, bearing 8a. carmine on blue glazed paper, neatly cancelled and tied by "B/172" obliterator and showing handstruck "10" with, on reverse, despatch and arrival d.s. in red. Scarce. Photo | Christie's