Carman, Patrick <br/><br/>
The black circle 

 - 1st. ed.  
 - New York 
 - 168 p.  5 x 0.75 x 7.75 inches 
 - 2011 
 - The 39 clues .
<br/><br/> The highly anticipated Book Five of the #1 bestselling The 39 Clues series.<br/>A strange telegram lures fourteen-year-old Amy Cahill and her younger brother, Dan, deep into Russia and away from the only trustworthy adult they know. Signed with the initials NRR, the telegram launches a race to uncover a treasure stolen by the Nazis and the truth about the murder of the last Russian royal family. All too soon, the treasure hunt starts to smell like a Lucian trap. But the bait might just be irresistible . . . what will Amy and Dan risk to find out what really happened on the night their parents died? 
<br/><br/><label>ISBN: </label>9780545341349 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Juvenile Literature <br/>Family Secrets<br/>Mystery, Thriller or Terror<br/>Solving Mysteries