Gracey, William. <br/><br/>
Measurement of aircraft speed and altitude   
by William Gracey 
 - New-York  A Wiley-Interscience publiocation  1981 
 - xiv, 262p. 
<br/><br/><label>ISBN: </label>0471085111 
<br/><br/><label>Dewey Class. No.: </label>629.1352  / N81