Ira Aten (1862-1953) was the epitome of a frontier lawman. At age twenty he enrolled in Company D during the transition of the Rangers from Indian fighters to topnotch peace officers. This unit—and Aten—would have a lively time making their mark in nineteenth-century Texas. The preponderance of Texas Ranger treatments center on the outfit as an institution or spotlight the narratives of specific captains. Bob Alexander aptly demonstrated in Winchester Warriors: Texas Rangers of Company D, 1874-1901 that there is merit in probing the lives of everyday working Rangers. Aten is an ideal example. The years Ira spent as a Ranger are jam-packed with adventure, border troubles, shoot-outs, solving major crimes—a quadruple homicide—and manhunts. A...