Mining and mineral operations in the Rocky Mountain States
Subtitle: a visitor guide
By: by Bureau of Mines, State Liaison Officers.
Publisher: The Bureau : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1977
Place of publication: [Washington]
Language: eng
Number of pages: 87
Subjects: Mines and mineral resources -- Rocky Mountains Region -- Guidebooks.
Notes: Includes bibliographies.