Ruben,Samuel <br/><br/>
The Elements 

 - Indiana :  Howard w. sams & co., inc ;  1965. 
 - 110  p :                                                    ill ;  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical engineering
<br/><br/><label>Dewey Class. No.: </label>660  / Rub