Mark of the plague /
Kevin Sands.
- Aladdin paperback edition.
- 529 pages : illustrations ; 20 cm.
- A Blackthorn Key adventure ; book 2. .
- Sands, Kevin. Blackthorn key adventure ; bk. 2. .
Includes bibliographical references.
As the plague decimates London in 1665 and an assassin threatens the apothecary's life, apprentice Christopher Rowe and his faithful friend Tom, following a trail of puzzles, riddles, and secrets, risk their lives to untangle the heart of a dark conspiracy.