Merritt, Roy D. <br/><br/>
Coal exploration, mine planning, and development / 
by Roy D. Merritt. 
 - Park Ridge, N.J., U.S.A. :  Noyes Publications,  c1986. 
 - xiv, 464 p. :  ill. 
<br/><br/><label>ISBN: </label>0815510705  
<br/><br/><label>LCCN: </label>90034102     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal mines and mining.<br/>Prospecting.<br/>Mineral industries.