When Valentine starts noticing odd things are vanishing from New York City, she unknowingly summons a wizard from Sorcery Hall who enlists her help in his fight against a dreaded monster of darkness.
- ISBN10 0553154931
- ISBN13 9780553154931
- Publish Date 1 March 1987
- Publish Status Out of Stock
- Imprint Yearling Books
- Format Paperback (US Trade)
- Language English