The Ultima IV Clue Book: The Way of the Avatar is 40 pages long and contains maps and hints for important quests in Ultima IV. It originally retailed for USD$12.95 and was published in 1986. This clue book is a collection of pages by different authors; * Introduction - Lord British * Castles and Townes - Mercator * Dungeons - Shamino * Shrines - Iolo The real-life author of the book is unknown.