Shetton, John E. <br/><br/>
Sulfur :  a chapter from mineral facts and problems 1980 edition / 
by John E. Shetton 
 - Washington, D.C. :  U.S. Government Printing Office,  1980 
 - 22 p. ;  28 cm. 
 - Preprint from bulletin ;  671 .
<br/><br/> Bureau of mines 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal--United States<br/>Coal mine waste--United States<br/>Sulfur--United States
<br/><br/><label>Dewey Class. No.: </label>553.240973