XVIII. At Silver Switch 305
XIX. The Challenge 324
XX. Storm Signals 346
XXI. The Boss Machinist 369
XXII. The Terror 380
XXIII. The Crucible 398




ILLUSTRATIONS


"I'll spend the last dollar of the fortune my
father left me, if needful, in finding that
man and hanging him!"
_Frontispiece_ FACING PAGE

His hand was on the latch of the door-yard
gate when a man rose out of the gloom. 138

"Bart's afraid he can't duck without dying." 176

"Well, gentlemen, I'm waiting. Why don't you shoot?" 400

* * * * *