Litton, C. D. <br/><br/>
Gas equilibrium in sealed coal mines / 
by Charles D. Litton. 
 - [Pittsburgh, Pa.] :  U.S. Dept. of the Interior, Bureau of Mines,  [1986]. 
 - 13 p. :  ill. ;  28 cm. 
 - Report of investigations ;  9031 .
 - Report of investigations (United States. Bureau of Mines) ;  9031. .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>86600122  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal mines and mining--Safety measures.<br/>Mine fires.<br/>Mine gases.
<br/><br/><label>LC Class. No.: </label>TN23  TN295  / .U43 no. 9031 
<br/><br/><label>Dewey Class. No.: </label>622 s  622/.8 
<br/><br/><label>Gov. Doc. Class. No.: </label>I 28.23:9031