to Guernsey, rated "6" and showing, on reverse, a generally fine strike, Liverpool Packet Letter tombstone d.s., London and Guernsey c.d.s. Photo" /> cover 1857 (6 Dec.) mourning envelope<I> "via Halifax"</I> to Guernsey, rated "6" and showing, on reverse, a generally fine strike, Liverpool Packet Letter tombstone d.s., London and Guernsey c.d.s. Photo | Christie's