Muir William L G Ed. <br/><br/>
Proceeding on coal exploration 
Muir William L G Ed. 
 - San Francisco    Miller Freeman         1976 
 - 664p.  cm. 
<br/><br/><label>Standard No.: </label>57209 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology
<br/><br/><label>Dewey Class. No.: </label>H235403p1,N76, L6