01034cam a22002771i 4500 gs 13000474 DLC 20260227111314.0 790220s1913 dcuabd 001 0 eng gs 13000474 (OCoLC)4671189 DLC CoU-DA OCoLC DLC premarc QE75 .P9 no. 78 I 19.16:78 Emmons, William H. (William Harvey), 1876- 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 Bibliography: p. 24-26. Geology Montana. Mines and mineral resources Montana. Calkins, Frank Cathcart, 1878-, editor. Geological Survey professional paper ; no. 78. 25271 25271