1. THE BOY RANCHERS
or Solving the Mystery at Diamond X 2. THE BOY RANCHERS IN CAMP
or the Water Fight at Diamond 3. THE BOY RANCHERS ON THE TRAIL
or The Diamond X After Cattle Rustlers 4. THE BOY RANCHERS AMONG THE INDIANS
or Trailing the Yaquis 5. THE BOY RANCHERS AT SPUR CREEK
or Fighting the Sheep Herders 6. THE BOY RANCHERS IN THE DESERT
or Diamond X and the Lost Mine 7. THE BOY RANCHERS ON ROARING RIVER
or Diamond X and the Chinese Smugglers 8. THE BOY RANCHERS IN DEATH VALLEY
or Diamond X and the Poison Mystery 9. THE BOY RANCHERS IN TERROR CANYON
or Diamond X Winning Out

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CUPPLES & LEON COMPANY, Publishers
New York

THE GREAT MARVEL SERIES
By ROY ROCKWOOD

12mo. Cloth. Illustrated. Jacket in Colors.
Price, per volume, 50 cents.
Postage 10 cents additional.

Since the days of Jules Verne, tales of flying machines and submarine boats have enjoyed increasing popularity. Stories of adventures, in strange places, with peculiar people and queer animals, make this series noteworthy and popular.

1. THROUGH THE AIR TO THE NORTH POLE
The tale of a wonderful cruise to the frozen north and adventures with a degree of reality that is almost convincing. 2. UNDER THE OCEAN TO THE SOUTH POLE
A marvelous trip from Maine to the South Pole, telling of adventures with the sea-monsters and savages. 3. FIVE THOUSAND MILES UNDERGROUND
A cruise to the center of the earth through an immense hole found at an island in the ocean. 4. THROUGH SPACE TO MARS
This book tells how the journey was made in a strange craft and what happened on Mars. 5. LOST ON THE MOON
Strange adventures on the planet which is found to be a land of desolation and silence. 6. ON A TORN-AWAY WORLD
After a tremendous convulsion of nature the adventurers find themselves captives on a vast “island in the air.” 7. THE CITY BEYOND THE CLOUDS
The City Beyond the Clouds is a weird place, full of surprises, and the impish Red Dwarfs caused no end of trouble. 8. BY AIR EXPRESS TO VENUS
Our heroes are captured by strange inhabitants of the inside world and have a series of adventures as wonderful as they are absorbing.