Bowers Henry <br/><br/>
Arithmetical excursions 
Bowers Henry; Bowers Joan E. 
 -  1961 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>687 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B1, K1