Hayden, Arthur G. <br/><br/>
The rigid-frame bridge / 
Arthur G. Hayden and Maurice Barron. 
 - 3rd ed. 
 - London :  John Willey,  c 1940. 
 - x, 240 p. :  ill. ;  24 cm. 
<br/><br/>311  311 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bridges--Design and construction.
<br/><br/><label>Dewey Class. No.: </label>624.2 / H324r