Drake, Colonel Rollen H. <br/><br/>
Aircraft electrical systems, hydraulic systems 

 - revised edition. 
 - New York  Macmillan Press, Ltd.  c1949 
 - ix, 392p. :  ill. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aeronautical instruments<br/>Airplanes--electric equipment<br/>Instrument flying
<br/><br/><label>Dewey Class. No.: </label>629.135