Purchase, William <br/><br/>
Practical Masonry: 
William Purchase 
 - 5th.ed. 
 - London;  Routledge,  2009. 
 - 218p.  [hb] 
<br/><br/><label>ISBN: </label>9781873394861 
<br/><br/><label>Dewey Class. No.: </label>691.5  / PUR-P