Gordon,  Roderick <br/><br/>
Deeper. / 
Williams, Brian. 
 - New York, NY :  Scholastic,  2009. 
 - 643 
 - Tunnels .
<br/><br/> As Will Burrows continues to search for his lost archaeologist father in the strange underground world he has discovered, he stumbles across a sinister plot with terrible implications for the world above. 
<br/><br/><label>ISBN: </label>0-545-14028-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adventure and adventurers--Fiction<br/>Underground areas--Fiction<br/>Archaeology--Fiction<br/>London(England)--Fiction<br/>England--Fiction