Foulk, Charles William. <br/><br/>
Industrial water supplies of Ohio;  with chapters on impurities in water, methods of analysis and the statement of results and their interpretation, the behavior of water in use, and the industrial purification of water, 
by C. W. Foulk. 
 - Columbus,  [Springfield,  Printed by the Kelly-Springfield Co.]  1925. 
 - 406 p.  tables.  25 cm. 
 - Ohio. Geological survey. 4th ser. Bulletin 29 .
<br/><br/> At head of title: Geological Survey of Ohio. 
<br/><br/><label>LCCN: </label>gs 26000044  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-supply--Ohio.
<br/><br/><label>LC Class. No.: </label>TD224.O3  / F65