Dunrud, C. Richard <br/><br/>
Effects of coal mine subsidence in the Sheridan Wyoming Area 

 - Washington, D.C.  U.S. Geological Survey  1980 
 - 49 p.  ilus., tlbs. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CARBON<br/>EXPLOTACION MINERA<br/>SUBSIDENCIA
<br/><br/><label>Subjects--Geographic Terms: </label><br/>ESTADOS UNIDOS