内容简介：
This duo of ranger stories opens with Drums Of Doom, the thrilling quest of Walt Slade, Texas Ranger, in an undercover mission to investigate a series of cattle raids and arson in Lost Valley. In The Lone Star Peril, Jim Hatfield investigates the death of a Texas Ranger, John Holcomb, after an historic economic exchange. Both rangers are in danger, and kept guessing if they'll come out of their adventures alive.