Castles

From Author Wars - https://authorwars.com/publications/castles-297218.html

Overview:

Title: Castles
Author: David Larkin, David Day, Alan Lee
Year: 1986
ISBN-10: 0070372802
Publisher: McGraw-Hill
Price: $12.95
Pages: 192
Binding: Trade Paperback
Type: Non-fiction
Title Reference: Castles
Notes:
Library of Congress (LCCN) reports: -- "1st McGraw-Hill pbk. ed." -- "190, [2] p. : ill. (some col.) ; 29 cm."

Cover image from Amazon US 2018-05-01 (as October) The front cover shows price $12.95 and the illustration is that of the 1st ed., evidently from a painting by Lee.