The geology, petrology and ore deposits of the Viseu region, northern Portugal ...
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| OCLC: | 31420631 |
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| Hovedforfatter: | |
| Sprog: | English |
| Udgivet: |
Amsterdam,
Drukkerij Holland N. V.,
1958.
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| Fag: | |
| Format: | Thesis Monograph Note that CRL will digitize material from the collection when copyright allows. |