Janssen Sons & Co. 12 ga. side by side hammer gun.   Serial #5956, mfg. Belgium.  Very good condition.  30” Damascus barrels have clean shiny bores, little remaining finish.  Frame and lock plates have little remaining finish with cast-in engraving.   Forearm and butt stock have excellent finish and checkering with attractive carving in forearm and pistol grip.  Steel butt plate. Gun is tight, locks work fine.  An exceptional “catalog gun”!  C&R OK.