Haas, Larry A. <br/><br/>
Sulfur dioxide: its chemistry as related to methods for removing it from waste gases 
Haas, Larry A. 
 - Washington  Bureau of mines  1973 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MINERIA<br/>VENTILACION DE MINAS
<br/><br/><label>Universal Decimal Class. No.: </label>622.4