The Nonborn King

From Author Wars - https://authorwars.com/publications/the-nonborn-king-112201.html

Overview:

Title: The Nonborn King
Author: Julian May
Year: 1983
ISBN-10: 033026902X
Publisher: Pan Books
Price: £1.95
Pages: 386+[7]
Binding: Paperback
Type: Novel
Title Reference: The Nonborn King
Notes:
• "First published in Great Britain 1983" • Month from amazon.uk • Printing not stated, no number line • "Cover illustration by Stephen Bradbury" on back cover, no visible signature on the artwork • The maps at the end of the book are not credited or signed • Although cover and spine suggest it's "Non Born" (with a space), title page shows "Nonborn".