Sphere Books, 1975, third printing. First published in 1966, this is the second book in the author's "World of Tiers" series.
1st Sphere 1967 paperback, vg++ In stock shipped from our UK warehouse
"A human who travels alternate worlds finally finds a world that may prove too much for him...Earth."
While undergoing "Tiersian" therapy, Jim physically goes to the World of Tiers, experiencing exciting and disturbing adventures and occupying the fantastic mind of the Red Orc
Kickaha, a freedom-seeking wanderer from the planet Earth, meets his arch enemy, the most powerful of the decadent interstellar lords, Lord Red Orc, in a final battle that will determine the fate of the universes