2. BOMBA THE JUNGLE BOY AT THE MOVING MOUNTAIN
or The Mystery of the Caves of Fire
3. BOMBA THE JUNGLE BOY AT THE GIANT CATARACT
or Chief Nasconora and His Captives
4. BOMBA THE JUNGLE BOY ON JAGUAR ISLAND
or Adrift on the River of Mystery
5. BOMBA THE JUNGLE BOY IN THE ABANDONED CITY
or A Treasure Ten Thousand Years Old
6. BOMBA THE JUNGLE BOY ON TERROR TRAIL
or The Mysterious Men from the Sky
7. BOMBA THE JUNGLE BOY IN THE SWAMP OF DEATH
or The Sacred Alligators of Abarago
8. BOMBA THE JUNGLE BOY AMONG THE SLAVES
or Daring Adventures in the Valley of Skulls
CUPPLES & LEON COMPANY, Publishers, New York