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Iver Johnson frequently used different serial numbers on various parts of the same gun. For accurate dating, the prefix letter is crucial. Left side of the grip frame: Iver Johnson Revolver Serial Number Database BEST
Quality control & versioning
The serial number format often indicates whether the firearm is safe for modern ammunition: First Model (1894–1896) : Identified by a single-post latch ; typically black powder only. Second Model (1897–1908) double-post latch and often has a flat mainspring; black powder only. Third Model / "New Model" (1909–1941) : Features a coil mainspring and was designed for smokeless powder 3. Decode the Serial Prefix (Approximate Years) While specific databases like the NRA Museum Serialization Records Related search suggestions (Provided to aid further research
Want actual lookup instructions or known serial ranges for a real Iver Johnson you own? Let me know the markings, and I’ll help you decode it. Second Model (1897–1908) double-post latch and often has
Iver Johnson used a specific letter-prefix system for most of the 20th century to designate production decades: No Letter Prefix: Generally manufactured between 1909 and 1919 Single Letter Prefix: Manufactured between 1920 and 1929 Two Letter Prefix: Manufactured between 1930 and 1939 All Letter Serial:
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