Geology survey and mining development in Europe and in USSR 

 - New  York United Nations USA      1955 
 - "viii, 215p."  cm. 
<br/><br/><label>Standard No.: </label>88045 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Minings
<br/><br/><label>Dewey Class. No.: </label>"X9(HZ):77.5.N5t4, J5/UN"