01611cam a2200409 4500 286124752 TxAuBib 20170227120000.0 160429s2016||||||||||||||||||||||||eng|u 2016001356 9781481446747 1481446746 (OCoLC)939706966 TxAuBib Sands, Kevin. Mark of the plague / Kevin Sands. First Aladdin hardcover edition. New York : Aladdin, 2016. 529 pages ; 22 cm. Blackthorn key adventure, A ; 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. 5.2. 20170227. Apprentices Juvenile fiction. Pharmacists Juvenile fiction. Friendship Juvenile fiction. Secret societies Juvenile fiction. Plague Juvenile fiction. Conspiracies Juvenile fiction. Mystery and detective stories. Historical fiction. Great Britain History Charles II, 1660-1685 Juvenile fiction. Sands, Kevin, author., First Aladdin hardcover edition. A Blackthorn key adventure ; 2. TXSAI