.380 ACP
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The.380 ACP, also known as.380 Auto,.380 Automatic, or 9×17mm, is a rimless, straight-walled pistol cartridge that was developed by firearms designer John Moses Browning. The cartridge headspaces on t
A .380 ACP pistol cartridge by Sellier & Bellot
The .380 ACP compared to a 9mm Luger cartridge.
.38 ACP
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The.38 ACP, also known as the.38 Auto,.38 Automatic, or 9×23mmSR, is a semi-rimmed pistol cartridge that was introduced at the turn of the 20th century for the John Browning-designed Colt M1900. It wa
.380 ACP
…Court, the C.I.P. designation using both ("Court" being the French word for 'Short' as the C.I.P. is based in France). It should not be confused with .38 ACP that John Moses Browning had also invented prior. The .380 ACP does not strictly conform to cartridge naming conventions, named after the diameter of…
38 ACP