If you are looking for a physical copy, several editions are available from various merchants:
: Collectors can find original hardbacks for approximately $9.99 $8.49 at eBay - retrogiant .
The book is structured around musical movements (Prelude, Fugue, Intermezzo). A central highlight is a futuristic musical improvisation contest between Richard and a priestess named Melea.
Exists in its "Golden Age" (roughly 425 BC), under the rule of Pericles.
Reverted to 1917, where World War I is actively raging.
First published in 1966, is a speculative science fiction novel by renowned British astrophysicist Sir Fred Hoyle. Moving beyond typical "time travel," the story explores a world fractured into coexisting temporal zones—a "geographic timeslip" where different eras of history and the future exist simultaneously on the same planet. Plot Summary
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.