Mineral Industries Extension and Correspondence Instruction
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Work Title | Mineral Industries Extension and Correspondence Instruction |
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Subtitle | Circular 30 |
Access | |
Creators | D.C. Jones; Edward Steidle |
Version number | 1 |
Keyword | Earth and Mineral Sciences Experiment Station Circulars |
License | Attribution-NoDerivs 3.0 United States |
Work Type | Book |
Publisher | Pennsylvania State University |
Publication Date | 1948 |
Deposited | September 17, 2014 18:19 |
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