Dreyse M1907
The Dreyse Model 1907 is a semi-automatic pistol designed by Louis Schmeisser. The gun was named after Nikolaus von Dreyse, the designer and inventor of the Dreyse Needle Gun. Wikipedia
Caliber: 7.65 mm
Action: blowback, unlocked breech
Designed: 1905–1906
Effective firing range: Sights set for 25 m (82 ft)
Length: 160 mm (6.3 in)
Manufacturer: Rheinische Metallwaaren- und Maschinenfabrik AG
Maximum firing range: 50 m (164 ft) effective range