THE X BAR X BOYS AT THE ROUND-UP
THE X BAR X BOYS AT NUGGET CAMP
THE X BAR X BOYS AT RUSTLER’S GAP
THE X BAR X BOYS AT GRIZZLY PASS
THE X BAR X BOYS LOST IN THE ROCKIES
THE X BAR X BOYS RIDING FOR LIFE
THE X BAR X BOYS IN SMOKY VALLEY
GROSSET & DUNLAP, Publishers, NEW YORK
BY THE SAME AUTHOR