JUDGMENT ON JANUS (Ace #41550). Andre Norton, ACE Books, Inc., New York, 1963.
 
Science Fiction
Janus series, book #1
 
Naill Renfro, a slave laborer on a frontier planet, discovers the last of the Ancient Forest People and becomes involved in their life-and-death struggle against the forces of evil.
 
Naill Renfro is working as a slave laborer for the farm colonizers of Janus when he discovers a forbidden treasury wich lures him into the planet's towering forests. There Naill is mysteriously transformed into the tree dweller Ayyar of Iftcan and fights a strange fight to regenerate the ancient race.
 
Secure binding with a mild bottom spine shift and mild cover wear. Softcover book with 190 pages. Cover art by Alex Schomburg, interior art by Jack Gaughan. First book in series, followed by Victory on Janus.