Williams, Theodore Joseph. <br/><br/>
Automatic control of chemical and petroleum processes / 
by Theodore J. Williams and Verlin A. Lauher. 
 - Houston :  Gulf Publishing Company,  1961 
 - xi, 336 p. :  ill. ;  21 cm. 
<br/><br/>Includes bibliography. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical engineering<br/>Petroleum engineering<br/>Automatic control
<br/><br/><label>Dewey Class. No.: </label>660.2  / WIA 1961