Wilson, Alfred William Gunning,  1873- <br/><br/>
Potash recovery at cement plants, 
by Alfred W. G. Wilson. 
 - Ottawa,  J. de L. Taché, printer,  1919. 
 - 34 p.  plates.  25 cm. 
<br/><br/> Plates printed on both sides of leaf. 
<br/><br/>Bibliography: p. 32-34. 
<br/><br/><label>LCCN: </label>gs 19000343  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Potash.
<br/><br/><label>LC Class. No.: </label>TN36  / .A35 no. 29