Whipple, George Chandler <br/><br/>
The Microscopy of drinking water / 
George Chandler Whipple ; revised by Goldon Maskew Fair & Meville Conley Whipple 
 - 4th ed. 
 - New York :  Wiley,  1948 
 -  tables. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public health<br/>Sanitation<br/>Hygiene
<br/><br/><label>Dewey Class. No.: </label>132