Imhoff, Karl <br/><br/>
Sewage treatment 
by Karl Imhoff and Gordon Maskew Fair 
 - 2nd 
 - London  John Wiley  1956 
 - vi, 338p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage disposal plants.<br/>Sewage -Purification
<br/><br/><label>Dewey Class. No.: </label>X816 Im3s