Attwood, C  <br/><br/>
Six-figure trigonometrical functions of angles in degrees and minutes 

 - London:   Pergamon Press,   1965 
 - 68p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Degree 
<br/><br/><label>Subjects--Index Terms: </label>Mathematical  
<br/><br/><label>Universal Decimal Class. No.: </label>51(083.3)  / K5