The secret of the underground room /

When Father Higgins disappears, Johnny Dixon and Professor Childermass discover disturbing clues which lead them to England and an encounter with a long-dead knight.

Bibliographic Details

Main Author:	Bellairs, John
Format:	Book
Language:	English
Published:	New York : Puffin Books, 1992.
Subjects:	Mystery and detective stories. Knights and knighthood > Fiction. England > Fiction. Occult fiction.