.50 caliber, 21 5/8″ barrel, percussion ignition, break-open breechloading action with external hammer.  Walnut forend and buttstock bearing the two initial inspector’s stamp.  The barrel retains much of the original blue mixing with some light brown.  The frame retains most of the original casehardened finish.  Triggerguard, top spring, and rear coupling ring has nearly all of the original blue remaining.  Mint bore.