Prevention of accidents due to explosions underground in coal mines. 

 - Geneva,    [1974] 
 - vi, 37 p. ;    18 cm. 
<br/><br/>  "ILO codes of practice." 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9221010627 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Coal mines and mining -- Safety measures.<br/> Mine explosions.