, bearing 1a. dull red Die I with large margins clearly tied by fine "B/172", showing red crayon "6" with, on reverse, "SINGAPORE/P.O." c.d.s. in red; the entire with heavy central vertical crease and other lesser faults. A remarkable franking to a most unusual destination. Photo " /> cover 1856 entire to Port Gregory, Western Australia, marked<I> "p. Empress"</I>, bearing 1a. dull red Die I with large margins clearly tied by fine "B/172", showing red crayon<I> "6"</I> with, on reverse, "SINGAPORE/P.O." c.d.s. in red; the entire with heavy central vertical crease and other lesser faults. A remarkable franking to a most unusual destination. Photo | Christie's