Mascarada Pass

A gun stolen from the wreck was found in the room where Haldane died. That was just the beginning of a lot of tangled evidence that didn't add up right even to Quist's razor-sharp mind. And what with a threatening letter, a menacing flat-eyed gunman, and a night ambush, things were getting pretty hot. But Quist -- aided and distracted by Ramon and Chris -- finally tracked the freight thieves to their lair and cleared up both mysteries in a dramatic showdown punctuated with bullets.