Robert E. Howard 
Jewels of Gwahlur 

In this action-packed novella, Conan the Cimmerian (also known by the name Conan the Barbarian) travels to the country of Keshan to help train the country’s army. After he arrives, a number of warring factions advance into the country, and the famed marauder gets drawn in by the promise of finding the famed jewels of Gwalhur, which are said to be located in the area.