Structural analysis and design of airplanes. 

 - 2d ed.  By Structure and aerodynamics branch, Airplane section, Engineering Division. 
 - [Washington,  1920] 
 - xv, 316 p.  incl. illus., tables, diagrs.  24 cm. 
<br/><br/> "Published for the official information and guidance of the Air service and those interested in aeronautics.  By Direction of the chief of Air service."--p. [111] 
<br/><br/>
<br/><br/><label>LCCN: </label>war21000043  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Airplanes--Design and construction.
<br/><br/><label>LC Class. No.: </label>TL671.2  / .U5 1920