The big rules of knife fighting are (a) do not try it at home, and (b) the whole point is never, ever use the blade. It is there to distract your opponent. While he stares at the gleaming steel, you kick his balls to kingdom come--he's all yours. Just a tip! Keith Richards. Click photo for details/to buy.
Rare/interesting pulps for sale anywhere, usually eBay. Occasionally stuff from my personal collection.