UNT Libraries Government Documents Department - 3 Matching Results
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- Copper Mining in North America
- From introduction: "In this paper are assembled and summarized many subjects relating to the copper industry in North America. Production of mines and districts, history of the industry in North America. Production of mines and districts, history of the industry, geology, of the principal deposits, and mining methods and costs are discussed."
- Geology of the Michigan Basin with Reference to Subsurface Disposal of Radioactive Wastes
- From introduction: The purpose of this report is to describe the geology of the rocks in the different sedimentary basins in relation to problems of disposal of liquid radioactive wastes in the ground.
- Appendix B: Arrival Time Data
- "This appendix contains phase arrival information for local and near-regional events which have been well recorded by the Anna Seismic Network." (p. B1)