BALL (W W R) <br/><br/>
Mathematical recreations and essays 

 - London  Macmillan & Co. Ltd.  1926 
<br/><br/><label>Subjects--Topical Terms: </label><br/>recreations<br/>Mathematical<br/>essays<br/>and
<br/><br/><label>Dewey Class. No.: </label>519/5