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Found a bullet/unfired cartridge in a parking lot in Marysville WA today. The stamp on the base is D M 43. History please? Not familiar with 43.

Thank You, Lawrence Birkhofer

DM 43 would be Des Moines Ordnance Plant, 1943 production. US military small arms ammunition plant that was in operation during WW II. — Preceding unsigned comment added by 63.152.104.208 ( talk) 19:46, 26 March 2015 (UTC) reply

Need help identifying an old larger sized shell casing Wolvie22 ( talk) 16:27, 13 November 2018 (UTC) reply

has oo 10 2603:7080:E73F:8D15:19E1:8F0D:E578:60DD ( talk) 19:50, 16 July 2023 (UTC) reply

I have an old ammo with the following marking (which I could not relate to the head stamps listed in this article):

     21  42  ?UX  S?+

could you please help identifying Thank you Michel Mic Warn ( talk) 11:40, 27 January 2024 (UTC) reply