A PAIR OF FLINTLOCK BOX-LOCK POCKET PISTOLS with turn-off barrels, signed border engraved actions decorated with a trophy of arms on one side and pendant swags on the other (one cock replaced), thumbpiece safety-catches also locking the steels, engraved trigger-guards, and flat-sided figured walnut butts, by Durs Egg, London, London proof marks, early 19th Century