Howard K. Hughes <br/><br/>
Trignometry 
Hughes, K. Howard 
 - 2nd ed 
 - London  John Wiley & Sons, Inc.  1946 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>MCE
<br/><br/><label>Dewey Class. No.: </label>516.24  / HUG