8. THE BOY RANCHERS IN DEATH VALLEY _or Diamond X and the Poison Mystery_ The boy ranchers track mysterious Death into his cave. CUPPLES & LEON COMPANY, Publishers. New York. THE BASEBALL JOE SERIES BY LESTER CHADWICK _12mo. Illustrated. Price per volume, $.65, postpaid_ 1. BASEBALL JOE OF THE SILVER STARS _or The Rivals of Riverside_ 2. BASEBALL JOE ON THE SCHOOL NINE _or Pitching for the Blue Banner_ 3. BASEBALL JOE AT YALE _or Pitching for the College Championship_ 4. BASEBALL JOE IN THE CENTRAL LEAGUE _or Making Good as a Professional Pitcher_ 5. BASEBALL JOE IN THE BIG LEAGUE _or A Young Pitcher's Hardest Struggles_ 6. BASEBALL JOE ON THE GIANTS _or Making Good as a Twirler in the Metropolis_ 7. BASEBALL JOE IN THE WORLD SERIES _or Pitching for the Championship_ 8. BASEBALL JOE AROUND THE WORLD _or Pitching on a Grand Tour_ 9. BASEBALL JOE HOME RUN KING _or The Greatest Pitcher and Batter on Record_ 10. BASEBALL JOE SAVING THE LEAGUE _or Breaking Up a Great Conspiracy_ 11. BASEBALL JOE CAPTAIN OF THE TEAM _or Bitter Struggles on the Diamond_ 12. BASEBALL JOE CHAMPION OF THE LEAGUE _or The Record that was Worth While_ 13. BASEBALL JOE CLUB OWNER _or Putting the Home Town on the Map_ 14. BASEBALL JOE PITCHING WIZARD _or Triumphs Off and On the Diamond_ CUPPLES & LEON COMPANY, Publishers. New York. THE JEWEL SERIES BY AMES THOMPSON _12mo. Cloth. Illustrated. Jacket in colors._ _A series of stories brimming with hardy adventure, vivid and accurate in detail, and with a good foundation of probability. They take the reader realistically to the scene of action. Besides being lively and full of real situations, they are written in a straight-forward way very attractive to boy readers._ 1. THE ADVENTURE BOYS AND THE VALLEY OF DIAMONDS Malcolm Edwards and his son Ralph are adventurers with ample means for following up their interest in jewel clues. In this book they form a party of five, including Jimmy Stone and Bret Hartson, boys of Ralph's age, and a shrewd level-headed sailor named Stanley Greene. They find a valley of diamonds in the heart of Africa. 2. THE ADVENTURE BOYS AND THE RIVER OF EMERALDS The five adventurers, staying at a hotel in San Francisco, find that Pedro the elevator man has an interesting story of a hidden "river of emeralds" in Peru, to tell. With him as guide, they set out to find it, escape various traps set for them by jealous Peruvians, and are much amused by Pedro all through the experience. 3. THE ADVENTURE BOYS AND THE LAGOON OF PEARLS This time the group starts out on a cruise simply for pleasure, but their adventuresome spirits lead them into the thick of things on a South Sea cannibal island. CUPPLES & LEON COMPANY, PUBLISHERS. New York. THE BOMBA BOOKS BY ROY ROCKWOOD _12mo. Cloth. Illustrated. With colored jacket._