In 1666, after four months away, friends Christopher Rowe, Tom, and Sally return to London triumphantly but, guided by coded riddles, face a conspiracy that threatens Christopher, as well as the King himself.
First Aladdin hardcover edition.
374 pages : illustrations ; 22 cm.
Blackthorn key. Book 5, The traitor's blade
Blackthorn key ; book 5
Sands, Kevin. Blackthorn key adventure
Sands, Kevin. Blackthorn key adventure ; bk. 5.
Apprentices -- Juvenile fiction.
Code and cipher stories.
Friendship -- Juvenile fiction.
Great Britain -- History -- Charles II, 1660-1685 -- Juvenile fiction.
London (England) -- History -- 17th century -- Juvenile fiction.
Secret societies -- Juvenile fiction.
Genre:Action and adventure fiction.