Brown, Dan. <br/><br/>
The secret of secrets / 
Brown, Dan. 
 - 675 p. : ill., map ; 25 cm. 
 - Brown, Dan, 1964- Robert Langdon series ; 6. .
<br/><br/> Maps on endpapers 
<br/><br/><label>ISBN: </label>9781787634558 
<br/><br/><label>LCCN: </label>2025932069 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Langdon, Robert (Fictitious character)--Fiction<br/>College teachers--Fiction<br/>Women scientists--Fiction<br/>Symbolism--Fic
<br/><br/><label>Dewey Class. No.: </label>813.54  / BRO