General David J. Cook was a legend during his lifetime, known throughout the United States as a tireless, fearless, and very successful lawman. Operating with the Rocky Mountain Detective Association, Cook and his colleagues tracked down and captured scores of bad men when the term "bad men" really meant something. More than once, these lawmen in lawless places defended their lives and the lives citizens by being quicker on the draw or better-armed than their opponents. Here are real Old West stories told in thrilling episodes by David Cook himself. Nearly 120 years since its first publication have not dulled the excitement and danger. Cook was a born detective. When asked one day how he happened to follow this business, he replied: "It is natural. I can't help it; I like it."