General George Crook planned and organized the principal Apache campaign in Arizona, and General Nelson Miles took credit for its successful conclusion in the 1880s, but the men who won it were rugged frontiersmen such as Al Sieber, the renowned Chief of Scouts. Crook relied on Sieber to lead Apache scouts against renegade Apaches, who were adept at hiding and raiding from within their native terrain. In this carefully researched biography, Dan L. Thrapp gives estensive evidence for Sieber's expertise, noting that the expeditions he accompanied were highly successful whereas those from which...