The Vintage Edition Colt 1911 is pure class in a handgun. As soon as I opened the classy black box, I thought to myself, “This is the gun Charlie Miller would carry!” And it shoots as good as it looks.

Though using a .22 rimfire for personal defense is controversial, a .22 Magnum derringer with personal defense ammo lends itself well to deep cover. Here’s a look at the history, ballistics, and relevance of the cartridge.