Lausmann, Raymond F.  x <br/><br/>
Fun with figures  x 

 - x 
 - N.Y.,  McGraw-Hill  1965 
 - xi, 243p. 
<br/><br/>
<br/><br/><label>ISBN: </label>x  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Recreation Recreation 
<br/><br/><label>Dewey Class. No.: </label>510/LAF