The Border Boys with the Mexican Rangers

Frank Merriwell Down South

The Broncho Rider Boys with Funston at Vera Cruz Or, Upholding the Honor of the Stars and Stripes

The Red Mustang

The Rambler Club on the Texas border

The Mexican Twins

The X Bar X boys on the ranch

The X Bar X boys on Whirlpool River

The Border Boys Across the Frontier

Dave Porter at Star Ranch; Or, The Cowboy's Secret

In the Hands of the Cave-Dwellers

The Saddle Boys at Circle Ranch; Or, In at the Grand Round-Up