Lockhart, Ann. <br/><br/>
Big Ben and the Westminster clock tower / 
compiled and edited by Ann Lockhart. 
 - Andover :  Pitkin Guides,  1997. 
 - 12p. 
<br/><br/><label>ISBN: </label>0853728399 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Big Ben (Tower clock).