Walther Model 9
Encyclopedia
The Walther Model 9 was a semi-automatic pistol produced by Walther arms and chambered in .25 ACP
.25 ACP
The .25 ACP centerfire pistol cartridge is a semi-rimmed, straight-walled pistol cartridge introduced by John Browning in 1905 alongside the Fabrique Nationale model 1905 pistol...

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