Search U.S. government technical reports digitized or harvested by TRAIL.
Research activities in the mineral industries of the United States
Transportation of mineral commodities on the inland waterways of the south-central states,
Trends in the minerals industry, 1970
Technologic trends in the minerals industry, 1971
Technologic and related trends in the mineral industries, 1972
Technologic and related trends in the mineral industries, 1973,
The importance of minerals, 1976.
Water pollution caused by inactive ore and mineral mines :a national assessment
The impact of U.S. railroad abandonment on domestic mineral industries
Mineral depletion allowances and U.S. import dependence
Minerals and the Tokyo Round of the MTN