Bad Company begins with Joaquin Murieta, whose myth started in the early 1850s and who remains California's most glamorous outlaw. Then there's the story of Dick Fellows, who would have been a quarter of a million dollars richer if it hadn't been for a horse. And Tom Bell, whom the historian H. H. Bancroft called the most "intelligent, accomplished and kind-hearted American gentleman who ever took the road in California." The fascinating...