North American silver deposits, Ag :  United States-Canada-Mexico. 

 - Dana Point, CA :  Minobras,  1984, [c1983] 
 - i, 150 p. :  ill. 
<br/><br/> Cover title. 
<br/><br/><label>ISBN: </label>0942218213 (pbk.) 
<br/><br/><label>LCCN: </label>91014129     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Silver ores--North America.