Clark, Carolyn. <br/><br/>
Making glass / 
by Carolyn Clark. 
 - Orlando :  Harcourt,  n.d. 
 - 16 p. :  illus ;  20 cm. 
 - Science Leveled Library .
 - Science Leveled Library .
<br/><br/> Grade 4. 
<br/><br/><label>ISBN: </label>015323301X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Glass manufacture--Juvenile literature.