to England, bearing 6d. dull purple vertical pair lightly cancelled and with fine H1 c.d.s. at left, arrival c.d.s. on reverse; clean and attractive. Photo" /> cover 1872 (13 Sept.) envelope<I> "via St. Thomas"</I> to England, bearing 6d. dull purple vertical pair lightly cancelled and with fine H1 c.d.s. at left, arrival c.d.s. on reverse; clean and attractive. Photo | Christie's