Manufactured between 1911 and 1921 per page 121 of Nigel Brown's "British Gunmakers Volume One: London", Built with blued steel barrels featuring a single bead sight on the upper barrel, a wedge of scroll engraving at the breech extending toward the muzzle along with a single band, "CHARLES LANCASTER 11 PANTON St. HAYMARKET. LONDON" and "HAMMERLESS EJECTOR PATENT." marked on the right and left ribs respectively, import mark under forend, period London proofs, and chambers marked 2 9/16 inches with automatic ejectors. The barrels are fitted to a casehardened sidelock action which displays floral scroll engraving surrounding "CHARLES LANCASTER" signatures on either lockplate and continuing onto the triggerguard, toplever, and both tang. The gun features a single trigger and a tang mounted automatic safety with gold inlaid "SAFE". The gun is mounted with a beautifully figured and multi-point checkered forend with engraved fittings and black tip and a round knob pistol grip stock with teardrop carved drop points, a blank gold inscription oval, and a checkered bare butt. Includes an oak & leather takedown case containing snap caps, oiler, and cleaning tools. Barrel and stock measurements (U/O): bore diameter nine inches from the breech both proofed at "16" (.662 inches) and measured .664 inches; choke constriction .016/.006 inches; minimum wall thickness .037/.041 inches; 1 1/4 inch drop at comb; 2 1/4 inch drop at heel; 15 inch length of pull; cast-off; weight 6 lbs. 7 oz.