Depending on the model, the serial number can be found in different locations:
By 2005, Walt’s hand-typed, three-ring binder contained over 14,000 unique serial entries. He called it The Forgorian Ledger . Iver Johnson Revolver Serial Number Database BEST
Today, the Iver Johnson Revolver Serial Number Database exists online (hosted by the International Iver Johnson Collectors Association), and it follows the framework: Depending on the model, the serial number can
The most common location is on the bottom of the grip frame. | Letter | Meaning | What You Do
| Letter | Meaning | What You Do | |--------|---------|--------------| | | Barrel Markings | Record the top-latch patent dates (e.g., “Pat. Apr. 6. 86, Feb. 15. 87…”). | | E | Era Frame | Hammer the hammer? Oval trigger guard? Round vs. square butt? | | S | Serial Number | Locate it (under the grip panel, on the trigger guard, or front strap). | | T | Type & Caliber | .32 S&W, .38 S&W, .22 LR? Safety Hammerless or Large Frame? |