HomelessjOe, Very nice looking Purdey Pigeon Gun,Very early !0,000 series? If you ever have reason to remove the Firing-Pins, I would like to know the length overall of the "Striker". I have had several from that period with those heavy'Detonating"I would think yours is one of the earliest "Big-UNs" I'm looking for some 'Unusual Configurations" of early Top-Lever Hammer-Guns for Donald Dallas's "PURDEY" The Definitive History, Volume ll. C/C..dt