Any information on a custom Italian made 16ga shotgun made in the mid-fifties. Sidelock action, single trigger non-selective 26" barrels appear to be choked IC & Modified. M. Fabbrizioli Figli is marked on underside of receiver. Barrel is marked M. Fabbrizioli & Figli Rimini (Italia) on one side and the side marked Boehier Stahl Cromate 444 1955. Extended sideplates with extensive floral engraving. Number 444 appears on trigger guard. Stock and forarm fine line flues engraved. Would say overall condition 92-94%. What kind of value would this gun have??