Schaffer, R.J. <br/><br/>
Weathering of natural building stone 

 -  Dorset, Donhead Pub.  2004 
 - 149 
<br/><br/> 8726 
<br/><br/><label>ISBN: </label> 2367.42 
<br/><br/><label>Dewey Class. No.: </label>691.2  / SCH-W