Walker, William H. . <br/><br/>
Principles of Chemical Engineering /  Textual Documents 
William H.Walker...(et al). 
 - 3rd ed. / 
 - New York :  McGraw - Hill book company ,  1937. 
 - 745p. :  ill ;  22cm . 
<br/><br/><label>Subjects--Index Terms: </label>Chemical Engineering G-Technology 
<br/><br/><label>Dewey Class. No.: </label>660  / W 154 P