Mineral land classification : showing indications of iron formations in parts of Ashland, Bayfield, Washburn, Sawyer, Price, Oneida, Forest, Rusk, Barron and Chippewa counties /
Bewaard in:
| Hoofdauteur: | |
|---|---|
| Formaat: | Boek |
| Taal: | English |
| Gepubliceerd in: |
Madison, Wis. :
The State,
1915.
|
| Reeks: | Wisconsin Geological and Natural History Survey: Bulletin / Economic Series
19 |
| Onderwerpen: | |
| Tags: |
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| Instelling: | Universitätsbibliothek der Humboldt-Universität zu Berlin |
| All Items of this Institution: | all items available from Universitätsbibliothek der Humboldt-Universität zu Berlin |
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<<A>> study of methods of mine valuation and assessment with special reference to the zinc mines of Southwestern Wisconsin /