Artifact: A Daredevils Club Adventure

Discovering four strange stones in an underwater cavern, oilman Frik van Alman realizes that their strange properties may solve the world's energy problems, and when the stones are stolen, he and his friends from the Daredevils Club risk their lives in a series of adventures, in a novel featuring the contributions of four popular authors--Kevin J. Anderson, Janet Berliner, Matthew J. Costello, and F. Paul Wilson. Reprint.