Schneider, Herman. <br/><br/>
Science for work and play / 
Herman Schneider and Nina Schneider. 
 - California :  D.C. Heath,  c 1959. 
 - 154 p. :  ill. ;  22 cm. 
 - Health elemetary science. .
<br/><br/>১০   ১০ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science.
<br/><br/><label>Dewey Class. No.: </label>500 / S27s