AE5015. Platt's engaging sequel to Piers Anthony's novels Cthon and Pthor. "Trapped by his possible pasts and futures, could Aton free himself - and the Universe - from Cthon?" 284 pages.

From wikipedia: Charles Platt (born in London, England, 1945) is the author of 41 fiction and nonfiction books, including science-fiction novels such as The Silicon Man and Protektor (published in paperback by Avon Books). He has also written non-fiction, particularly on the subjects of computer technology and cryonics, as well as teaching and working in these fields. Platt relocated from England to the United States in 1970 and is a naturalized U. S. citizen. Librarian Note: There is more than one author in the Goodreads database with this name. See: Charles Platt, born 1869