The Land That Time Forgot (Caspak Trilogy, Book 1)

126 pp. "Bowen Tyler's adventure began with a terror-haunted trip as a captive in an enemy submarine. It ended on the rocky shores of a lost world, an unmapped land forgotten by the rest of humanity, where the beasts and beast-men of the Stone Age still lived and fought as they had hundreds of thousands of years ago. What was the secret of this mysterious continent, where time apparently had stopped and where dinosaurs, saber-tooth tigers, and ape-men still struggled for their lives with tooth and claw?"