Ellms, Joseph W. <br/><br/>
Water purification, 
by Joseph W. Ellms. 
 - 1st ed. 
 - New York,  McGraw-Hill book company, inc.; [etc., etc.]  1917. 
 - x, 485 p. incl. front, illus., tables, diagrs.  plates (part fold.) fold. plan.  24 cm. 
<br/><br/> References at end of each chapter. 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>MCE<br/>Water--Purification.
<br/><br/><label>Dewey Class. No.: </label>628.352  / ELL