Just recived a rifle from my Father-in-law who passed away 3 weeks ago it 32 caland have a ?...

It has 32LONG on the barrel,its a short single shot lever action,reciver area is oxtagon then goes into a short round barrel,it about 30-36" long andit has the name of
J.STEVENS A & T CO ,
CHAICOREE FALLS MASS USA PPAT ARR 1794(or 84 hard to tell)......

Any info on this would be nice......