Emmons, William H.  1876- <br/><br/>
Geology and ore deposits of the Philipsburg quadrangle, Montana / 
by William Harvey Emmons and Frank Cathcart Calkins. 
 - Washington :  U.S. Gov't. Print. Off,  1913. 
 - 271 p. :  ill., plates, maps (in pocket), diagrs. ;  29 cm. 
 - Geological Survey (U.S.). Geological Survey professional paper ;  no. 78 .
 - Geological Survey professional paper ;  no. 78. .
<br/><br/>Bibliography: p. 24-26. 
<br/><br/><label>LCCN: </label>gs 13000474  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Montana.<br/>Mines and mineral resources--Montana.
<br/><br/><label>LC Class. No.: </label>QE75  / .P9 no. 78 
<br/><br/><label>Gov. Doc. Class. No.: </label>I 19.16:78