Perkins, Philip H.   1913- <br/><br/>
Concrete structures :  repair, waterproofing and protection /  [Books]. 
Philip H.Perkins.  
 - London :   Applied Science Publishers,   1976. 
 - x, 302p. :  ill. ;   23cm. 
<br/><br/><label>ISBN: </label>0853346976 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Concrete coatings.<br/>Concrete construction--Maintenance and repair.<br/>Waterproofing.