Updated | Iver Johnson Revolver Serial Number Database Best

General rules of thumb for dating based on serial number prefixes:

: Identifies the specific year range based on the letter prefix (e.g., no prefix for 1909–1919, single letter for 1920–1929, and two letters for 1930–1939).

To get the "best" results from serial number research, you must look beyond the number itself. Here is how the experts use the database to identify a revolver:

While the Iver Johnson Arms Company Serial Number Database is an excellent resource, there are other reliable sources you can use: Iver Johnson Revolver Serial Number Database BEST

Iver Johnson serial numbers are not universal across models. You must first identify:

By following these resources and tips, you'll become an expert on Iver Johnson revolvers and be able to unlock the secrets of your firearm's history and value.

Visible only when the action is open and the cylinder is removed. The Iver Johnson Serial Number Database Guide General rules of thumb for dating based on

On top-break models, open the action and look at the frame underneath the top strap. Deciphering Serial Letter Prefixes

: A single latch piece indicates a First Model black powder gun.

The vast majority of Iver Johnson handguns found today are the "Safety Automatic" top-break models. These are categorized into three distinct generations, which dictate the database classification and ammunition safety: You must first identify: By following these resources

Recognized by a double top latch, still usually intended for black powder.

To identify the manufacture date of an Iver Johnson revolver, you can use the serial number prefix specific markings