Five days ago, the blowing up of the express office safe in Burnt Timbers, Montana, had gone off without a hitch for the four members of the Buck Streeter gang, netting them $28,000. Since then they have taken refuge in an abandoned shack on a plateau above the town of Brigham in northern Wyoming. With its bank and express office across the street from each other and lacking any telegraph for communication, Brigham seems like the perfect place to...