Mineral facts and problems
Mineral facts and problems
/ The Staff Bureau of Mines
- Washington: Bureau of Mines, 1980
- 1060p.
Bureau of mines 671
Mineral industries
Mines and mineral resources
R 622.2.004.28(73) / M0
Bureau of mines 671
Mineral industries
Mines and mineral resources
R 622.2.004.28(73) / M0