Johnsen, Ole <br/><br/>
Silver from Kongsberg / 
 Silver from Kongsberg : mining-historie and mineral-treasures 
Ole Johnsen. 
 - Haltern, West Germany:   Doris Bode,   [1987].  
 - 48 p. :  ill., maps ;  22 cm. 
<br/><br/>Includes bibliographical references (p. 47-48). 
<br/><br/><label>ISBN: </label>392509413X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Silver mines and mining--Norway--Kongsberg<br/>Silver ores--Norway--Kongsberg
<br/><br/><label>Dewey Class. No.: </label>554.81