Gruber, Ruth . <br/><br/>
Science and the New Nations /  Textual Documents 
Ruth Gruber. 
 - 1st ed. / 
 - New York :  Pyramid Books ,  1961. 
 - 381p. :  ill ;  18cm . 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics Science G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>509  / G 921 Sc