I inherited a revolver from my grand father and I was wondering how old it was. The serial is 173XXX

http://i.imgur.com/PCyEVna.jpg

If it's a .38 caliber, it dates to about 1903-4 era. Ed

Your serial no.indicates its a safety fourth model da,the starting no.for that model are 116003...........................220000....1998...........1907 ,markings on the barrel 38 s&w ctg t type barrel catch,late production made for modern (smokless) ammo.lite loads only.