Parker, Harry <br/><br/>
Simplified design of roof trusses for archtects and builders 

 - New York  John Wiley and Sons  1953 
 - xiv, 278p. : ill. 
<br/><br/><label>ISBN: </label>0471663301 
<br/><br/><label>LC Class. No.: </label>TH 2392 Par