Roy wants to know why a local businessman in Mineral City doesn't want an ex-con to return to his ranch outside town.; Gene helps a mining family in their battle against a banker who is trying to bankrupt them.; When a train robber's hat brushes against one of the passengers, it leaves some dust that enables Rex to track them to their lair.; An oil wildcatter assumes the identity of an older desperado in order to trick the Johnson's out of their land.; Two owlhoots try to prevent Johnny and Mel from clearing his brother Steve's name.; Ricky and Champion encounter rough times when they track a runaway colt.; A message scratched into a lump of butter helps Dale catch two crooks who have been burglarizing the businesses in town.; Range Rider and Dick go after a crook who sold Dick a salted gold mine.; Joe Meek and Jim Bridger forge a peace between white men and the Crow Indians.; How the Comanches Indians raised and trained horses.