TY  - BOOK
ED  - Mineral resources survey.
ED  - Mining association of Montana.
TI  - Directory of Montana mining properties
T2  - Montana. State bureau of mines and geology. Memoir
AV  - TN12 .M55 1940
U1  - 622.09786 
PY  - 1940///
CY  - Butte, Mont.
PB  - Montana school of mines
KW  - Mines and mineral resources
KW  - Montana
KW  - Mineral industries
KW  - Directories
N1  - At head of title: State of Montana, Bureau of mines and geology, Francis A. Thomson, director; Photoprinted; Some plates accompanied by descriptive letterpress
ER  -