Even people who know next to nothing about guns will probably recognize the Walther PPK. “Oh yeah, the James Bond gun!” they’ll say. Ever since it was issued to James Bond in 1962’s Dr. No ...

As Q once told James Bond in “Skyfall” about his weapon: “The Walther PPK/S 9 millimeter ... is better known to American gun enthusiasts as the .380 ACP (Automatic Colt Pistol); the ...