Mining and mineral operation[s] in the United States
Subtitle: a vistor's guide
By: by staff, Bureau of Mines, area mineral resources offices.
Publisher: for sale by the Supt. of Docs., U.S. Govt. Print. Off.]
Published: 1967
Place of publication: [Washington
Language: eng
Number of pages: 90
Subjects: Mines and mineral resources -- United States.
Notes: Bibliography: p. 85-90.