NOMADS OF GOR : Volume IV in the Chronicles of Counter-Earth - Ballantine 01765

Far south of the Sardar mountains Tarl Cabot pursues his mission for the priest kings of GOR. He must find their last precious link to survival. All Tarl knows is that it is hidden somewhere among the teeming hordes of the savage Wagon People and that he might well be inviting death to ask for it directly.