Penguin, London, 1994, 1^st pr thus.  ISBN 0-14-023006-8.  MMPB, 277 pages.  Remaindered copy, light edge wear, light creases and impressions; pages tanned.  ‘As he continues his research, Matthew learns of the famous sixteenth-century sorcerer and astrologer John Dee.  A great philosopher and mathematician, Doctor Dee believed in the possibility of communication with spirits.  Drawn into the mystery of his alchemical experiments, Matthew becomes aware of the forces awakening about him.  As he learns of the possible existence of an ancient city buried beneath the ground and of the everlasting creature known as the homunculus, he is led to the fantastic truth about his father and about himself…’ (from rear wrap)