The duo eventually travels to a futuristic Mexico, thousands of years ahead of their own time. Here, they learn that the "present" world is an experiment by an unknown intelligence and that most of these temporal zones are "ghost worlds" destined to vanish soon. The novel ends with Richard choosing to remain in this future civilization, while John returns to his own time. Major Themes
: Used copies with classic Paul Lehr cover art are available for about $8.00 at Postmarked from the Stars . October The First Is Too Late
As the world begins to unravel, they discover that Earth has been divided into distinct time spheres: Remains in the present day (1966). The duo eventually travels to a futuristic Mexico,
Hoyle uses the characters (specifically Sinclair) as mouthpieces to discuss the idea that time does not "flow" but exists as a four-dimensional spiral where all points are equally real. Major Themes : Used copies with classic Paul
Reverted to 1917, where World War I is actively raging.