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Displaying 1-1 of 1 results for author "Powers, Sandra L."
Computer-aided estimates of concentrating-grade iron resources in the Negaunee Iron-formation, Marquette District, Michigan / by W.F. Cannon, Sandra L. Powers, and Nancy A. Wright.
- Text
- Washington : United States Department of the Interior, Geological Survey, 1978.
- 1978
- 1 Resource
Available Online
https://purl.fdlp.gov/GPO/gpo90120
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