Proceedigs of the american socity of civil engineers <br/><br/>
Journal of the aero-space transport division 

 -  ; American society of civil engineers board of direction 
 - 93p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering
<br/><br/><label>Dewey Class. No.: </label>629.1306  / PRO