Longarm and the Renegade Assassins — Tabor Evans

BOMBSHELL!
The commissioner for Indian Affairs is in Denver to settle a dispute between the ranchers and Ute Indians over cattle grazing rights. But fighting's the last thing on Longarm's mind. He's looking forward to a week's leave with that shapely nurse from the Denver hospital. What he gets is an entirely different kind of bombshell -- the kind with a fuse. A handful of homemade hell tossed into the commissioner's carriage blows the rig clear off the ground -- and Longarm's boss, Billy Vail, with it.

And when the smoke clears, Longarm smells a conspiracy that stinks worse than gunpowder and charred flesh...