Roberts, Helen Murray <br/><br/>
Elements of mathematics 
<label>/ by </label> Roberts, Helen Murray 
<label>;</label> Stockton, Doris Skillman 
 - 2nd ed. 
 - Reading, Massachusetts  Addison-Wesley  1956 
 - x, 308p.  ill.  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510  / ROB