Iver Johnson Revolver Serial Number Chart |link| -

Dating an can be a complex task due to the company's inconsistent record-keeping and frequent repetition of serial number prefixes across different models and years. Unlike modern manufacturers with centralized online databases, identifying an Iver Johnson requires a combination of serial number analysis, model identification, and patent date cross-referencing. Where to Find the Serial Number

For the most common revolvers (Third Model, Hammer or Hammerless), Iver Johnson used a letter prefix or suffix in the serial number to denote the year of manufacture. iver johnson revolver serial number chart

The serial number is almost always located on the (the handle). It may also be visible on the cylinder crane or inside the frame when the cylinder is open. Dating an can be a complex task due