Iver Johnson Revolver Serial Number Database Best Official

You must first determine which "Model" you have to know which serial database to use. Production Years Key Features Propellant First Model 1894–1895 Single top-post latch; owl on grip faces the barrel. Black Powder only. Second Model 1896–1908 Double top-post latch; owl faces the barrel. Black Powder only. Third Model 1909–1941

For many 20th-century models, the letter prefix (or lack thereof) is the primary indicator of the production era: Iver Johnson Revolver Serial Number Database BEST

But here was the nightmare for collectors and historians: You must first determine which "Model" you have