ROBERTS, A. <br/><br/>
MINE VENTILATION 

 - 1ST ED. 
 - LONDON Reino Unido  CLEAVER-HUME  1960 
 - 363 
<br/><br/><label>LCCN: </label>19307 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MINAS<br/>VENTILACION
<br/><br/><label>Dewey Class. No.: </label>622.42