... assortment of sizes however. Snelled hooks are better than ringed hooks and those of blued steel better than black enamel. No matter how inexpensive the rest of the equipment is, be sure that your hooks are of good quality. Keep the points sharp. A tiny bit of oil stone, a file, or a piece of emery cloth are all good for this purpose. It takes a sharp point to penetrate the bony jaw of a fish. Always inspect your hook after you have caught it on a rock ... — Outdoor Sports and Games • Claude H. Miller