Seibel, Richard J. <br/><br/>
Dust control at a transfer point using foam and water sprays (BM-TPR 97) 
Seibel, Richard J. 
 - Washington  Bureau of mines  1976 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CONTROL EN DE POLVO EN LA MINA
<br/><br/><label>Universal Decimal Class. No.: </label>622.807