Howard, Frank,  1895- <br/><br/>
The conquest of the air / 
Frank Howard and Hill Gunston 
 - London :  Elek,  1972 
 - 264 p. :  ill. (some col.), facsims., ports. ;  31 cm. 
<br/><br/>Bibliography : p. 260-264 
<br/><br/><label>ISBN: </label>0236154443 :  PND 7.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aeronautics--History<br/>Airplanes--History
<br/><br/><label>Dewey Class. No.: </label>629.130