Boesen, Victor. <br/><br/>
They said it couldn't be done :  the incredible story of Bill Lear. 

 - New York :  Doubleday,  1971. 
 - 204 p. :  ill. 
<br/><br/><label>LCCN: </label>71111153 
<br/><br/><label>Subjects--Personal Names: </label><br/>Lear, William Powell, 1902-1978.
<br/><br/><label>Dewey Class. No.: </label>921