Stories of the great west, with cattle ranches as a setting, related in such a style as to captivate the hearts of all boys.

1. THE BOY RANCHERS, or Solving the Mystery at Diamond X

Two eastern boys visit their cousin. They become involved in an exciting mystery.

2. THE BOY RANCHERS IN CAMP, or The Water Fight at Diamond X

Returning for a summer visit to their western cousin’s ranch, the two eastern lads learn, with delight, that they are to be allowed to become boy ranchers in earnest.

3. THE BOY RANCHERS ON THE TRAIL, or The Diamond X After Cattle Rustlers

Our boy heroes take the trail after Del Pinzo and his outlaws.

4. THE BOY RANCHERS AMONG THE INDIANS, or Trailing the Yaquis

Rosemary and Floyd visiting their cousins Bud, Nort and Dick, are captured by the Yaqui Indians. The boy ranchers trail the savages into the mountains and eventually effect the rescue.