Denix 1016L Italian 3 barreled cannon flintlock pistol.
Year 1680. Bras/black/simulated engraved ivory. Length 29cm.
By turning over the barrel, people could shoot 3 times. (turn over barrel also is working).
This is a very beautifull pistol in your collection.
One can not really shoot with this pistol. Basically meant for decoration purposes.