Neufeld, Evelyn May <br/><br/>
Picture graphs  a picture book of inventory and graphing for elementary grade children 
by Evelyn Neufeld and James Lucas 
 - San Leandro, Calif.  Educational Science Consultants  1973 
 - 78 p.  ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical recreations.