The Magic Labyrinth Author:Philip Jose Farmer The Fourth Novel of the Riverworld Series. At the end of The Fabulous Riverboat, Sam Clemens finally set out in the great iron riverboat Not for Hire to reach the headwaters of the massive river on whose shores humanity has been resurrected. After 33 years on the river, Clemens and his crew--including the giant subhuman Joe Miller--are finally n... more »ear the end of their journey.« less