Thompson M1a1 Serial Number Database

Auto Ordance Thompson M1 serial number and markings. The 1928A1's had the 'AO' or 'S' prefix on the serial numbers, but the M1 & M1A1's did. Search Forums. Thompson M1 Serial Numbers. I have a friend that just purchased a military parkerized M1 Thompson in the 200,000 serial number range. Auto Ordance Thompson M1 serial number and markings.

As my old post kind of fizzled out, and I am starved for things to think about, decided to start a new topic. Autocad Bearing Distance Input And Distance there. Getting ready to drop some folding paper on an M1. I've read all I can find on the model, specifically as it relates to serial numbers.