Yes
My grandfather's pistol used in ww1
25-50 USD
About $130
No published sn data
yes
50-175
50-500
6.35 mm is equivalent to 25 ACP
25-50 USD or so
Gamo Hunter Extreme 1650 FPS - Air rifle .177 Cal Air Force TalonP 900 FPS air pistol .25 Cal Hatsan AT P1 Air Pistol .177 870 FPS The Air Force TalonP is faster in .25 Cal than the Hatsan .177 Cal
About $50-$60.