Mister Mystery #16

Wall of Coahuila A man seeking revenge on his rival Eddy pursues him across Mexico to the Wall of Coahuila, where two men are set to duel at noon with inheritance papers at stake. The pursuer finally locates Eddy in Paris years later, but discovers his nemesis is still alive and the chase continues, ending in a violent confrontation where the pursuer's quest for vengeance remains unfulfilled.