Title: The Secret of the Underground Room
First published: 1990
Description: Professor Childermass is stunned when Father Higgins claims that a ghost is trying to contact him. Then the priest disappears. When the professor and Johnny catch up to him, they make a terrifying discovery -- Father Higgins is possessed by Masterman, the spirit of a long-dead knight determined to rule the world.
Subjects: Fiction, Knights and knighthood, Mystery and detective stories, Children's fiction, Knights and knighthood, fiction, England, fiction, Dixon, johnny (fictitious character), fiction
Places: England