Stewart, D.S. <br/><br/>
Influence lines   their practical use in bridge calculation 

 - Constable & Company  London  1939 
 - 215p.  fig., table 
<br/><br/><label>Nat. Bib. No.: </label>351 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering
<br/><br/><label>Universal Decimal Class. No.: </label>624.21.02/07  / STE