John Dickson & Son: a .45 Long Chamber Alexander-Henry falling block sporting rifle, round

John Dickson & Son: a .45 Long Chamber Alexander-Henry falling block sporting rifle, round barrel 23.75 in. with one fixed and one folding leaf backsight on an island block, inscribed 'ALEXR. HENRY. 12 SOUTH ST. ANDREW ST. EDINBURGH PATENT NOS. 1471 AND 367.', Birmingham proof, finely scroll engraved action, right-handed back-action lock with fine scroll engraving and 'JOHN DICKSON & SON', lock plate shaped to conform to the taper of the grip, safety bolt, action lever latching to the trigger guard, chequered half stock of well-figured walnut with horn fore-end cap and vacant silver escutcheon. Section 58(2) - no licence required in the UK if possessed as a curiosity or ornament.