Moench, Robert Hadley,  1926- <br/><br/>
Economic geology of the Idaho Springs district, Clear Creek and Gilpin Counties, Colorado, 
by Robert H. Moench and Avery Ala Drake, Jr. 
 - Washington,  U.S. Govt. Print. Off.,  1966. 
 - v, 91 p.  illus., maps (part col.)  24 cm. 
 - U.S. Geological Survey. Bulletin,  1208 .
 - Geological Survey bulletin.  1280 .
<br/><br/> Part of illustrative matter folded in pocket.  Prepared on behalf of the U.S. Atomic Energy Commission. 
<br/><br/>Bibliography: p. 89-91. 
<br/><br/><label>LCCN: </label>gs 65000368  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology, Economic--Colorado--Idaho Springs Region.<br/>Ore deposits--Colorado--Idaho Springs Region.<br/>Mines and mineral resources--Colorado--Idaho Springs Region.
<br/><br/><label>LC Class. No.: </label>TN24.C6  / M6 no. 1208 
<br/><br/><label>Dewey Class. No.: </label>553.0978861