Killeffer, David H.  1895- <br/><br/>
Chemical engineering / 
David H. Killeffer. 
 - Garden City, NY :  Doubleday,  1967. 
 - 148 p. :  ill. 
 - Chemistry in action series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical engineering.