139 books • 30 series
Davy Crockett (Courageous Heroes of the American West)
Dalton Gang (Outlaws and Lawmen of the Wild West)
Alan Pinkerton (Outlaws and Lawmen of the Wild West)
The Younger Brothers (Outlaws and Lawmen of the Wild West)
Doc Holliday (Outlaws and Lawmen of the Wild West)
Butch Cassidy (Outlaws and Lawmen of the Wild West)
Out-of-body Experiences (Exploring the Unknown S.)
Brett Hull (Sports headliners)
Oscar De La Hoya
Jennifer Capriati
Orel Hershiser (Sports headliners)
Deion Sanders (Sports headliners)
Jackie Joyner-Kersee (Sports headliners)
Troy Aikman (Sports headliners)
David Robinson (Sports headliners)
Dorothy Hamill (Sports immortals)
Sandy Koufax (Sports immortals)
Joe Namath (Sports immortals)
Fortune Telling (Exploring the Unknown S.)
Mystery of Dreams (Exploring the Unknown S.)
Seeing the Unseen (Exploring the Unknown S.)
Recalling Past Lives (Exploring the Unknown S.)
Mysterious Mind Powers (Exploring the Unknown S.)
Muhammad Ali (Sports immortals)