The Windsingers

From Author Wars - https://authorwars.com/publications/the-windsingers-308315.html

Overview:

Title: The Windsingers
Author: Megan Lindholm
Year: 1985
ISBN-10: 0552991821
Publisher: Corgi
Price: £4.95
Pages: 637
Binding: Trade Paperback
Type: Omnibus
Title Reference: Harpy's Flight
Notes: • Month from Amazon UK.
• Other prices: NZ $11.95; AUS $9.95
• Artist is not credited. There might be a signature at the bottom of the back cover, but if so I can't read it.