Iver Johnson Revolver Serial Number Database Best Here

Produced 1930s–1950s. Serial numbers often start low (1,000) and go to ~50,000 by 1940.

You may need to remove the "Owl’s Head" grips to see the full number and letter prefix on the left side of the grip strap. The Trigger Guard: Often found on the bottom of the guard. Iver Johnson Revolver Serial Number Database BEST

If you share your revolver’s , I can help you narrow down the year using the best available references. Produced 1930s–1950s

Remove the left grip panel to find the primary serial number with its letter prefix. Bottom of the trigger guard: The Trigger Guard: Often found on the bottom of the guard

are the gold standard, you can use these general rules of thumb: Prefix Type Estimated Production Era 1909 – 1919 (or pre-1894 for Model 1) Single Letter 1920 – 1929 Two Letters 1930 – 1939 All Letters 1940 – 1950 3. The "Smokeless" Powder Cutoff