to Portsmouth, rated "2/2" (deleted) and "4/4" and showing, on reverse, a superb strike in black which when opened-out displays upright. Very rare, being the earliest of the three recorded strikes in black. Photo" /> cover 1826 (2 Dec.) entire letter<I> "pr Packet"</I> to Portsmouth, rated "2/2" (deleted) and "4/4" and showing, on reverse, a superb strike in black which when opened-out displays upright. Very rare, being the earliest of the three recorded strikes in black. Photo | Christie's