Turnbull, H.W <br/><br/>
The mathematical discoveries of Newton 
<label>/ by </label> Turnbull, H.W 
 - London  Blackie and Son Ltd.  1945 
 - vi, 68p.  ill.  19 cm. 
<br/><br/><label>Dewey Class. No.: </label>510.9  / TUR