The War Wagon — Jack Slade

In Mexico, the governor of a rebel state had hijacked a shipment of Lee-Enfield rifles and enough ammunition to start a small war. The president of Mexico was worried, the president of the U.S. was worried—Gatling didn’t give a damn. But his boss, the colonel, told him to get those rifles back or get another job. Gatling couldn’t afford a drain on his gold reserves, so he agreed. On one condition ...