," with 150,000 units produced post-war for the commercial market. The most coveted version for collectors is the HDM (Military-Silent)
The most sought-after serial number variations are those destined for the US Military. These fall into two main categories: histandard model hd military serial numbers best
Produced for the U.S. government during WWII (often marked "Property of U.S."). ," with 150,000 units produced post-war for the
Post-war; "Military" added to mark; adjustable sights; most common. Collectibility & Value Factors government during WWII (often marked "Property of U
, was used by the OSS (precursor to the CIA) and famously carried by pilot during the 1960 U-2 spy plane incident.
Disclaimer: While Hi-Standard factory records are well-preserved, no publicly available database is 100% complete. For definitive authentication, consult the Hi-Standard Collector’s Association or purchase a factory letter from the current rights holder (John Stimson’s archive).