A pair of early 19th Century 90 bore double barrelled tap-action flintlock pistols

A pair of early 19th Century 90 bore double barrelled tap-action flintlock pistols, retailed by Mortimer, St. James Street, London; superposed turn-off barrels numbered 0-3 and with acanthus engraving to the muzzles, lower barrels with sprung bayonets, border engraved actions signed within ovals to stands of arms, ring necked cocks, tang mounted safety bolts acting on the cocks and frizzens, engraved trigger guards, swelling flat sided butts set with silver escutcheons engraved with the Turnbull family crest, Birmingham proof marks.