Lone Wolf Gonzaullas, Texas Ranger

"I went into lots of fights by myself, and I came out by myself, too!" said Captain Manuel T. "Lone Wolf" Gonzaullas of the Texas Rangers. In this lively biography, Brownson Malsch describes Gonzaullas’s career, first as a major in the Mexican Army and then as an agent of the U.S. Treasury Department, before he joined the Rangers in 1920.

Although trained as an "old—style" Texas Ranger, Gonzaullas was an early advocate of scientific crime—detection methods and was instrumental in setting up...