Becraft, George E.  1922- <br/><br/>
Preliminary report on the Comet area, Jefferson County, Montana. 

 - Washington,  1953. 
 - 8 p.  maps. (1 fold. col.)  27 cm. 
 - Geological Survey circular  227 .
 - Geological Survey (U.S.).  Circular ;  277. .
<br/><br/>"Literature cited": p. 8. 
<br/><br/><label>LCCN: </label>gs 53000236  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Uranium ores--Montana--Jefferson County.<br/>Geology--Montana--Jefferson County.
<br/><br/><label>LC Class. No.: </label>QE75  / .C5 no. 277 
<br/><br/><label>Dewey Class. No.: </label>553.49