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A STUDY OF THE NORTHERN BLACK HILLS TERTIARY PETROGENIC PROVINCE WITH NOTES ON THE GEOMORPHOLOGY INVOLVED
A STUDY OF THE NORTHERN BLACK HILLS TERTIARY PETROGENIC PROVINCE WITH NOTES ON THE GEOMORPHOLOGY INVOLVEDBROWN, BAHNGRELL WALTER.
The University of Nebraska - Lincoln ProQuest Dissertations & Theses, 1954. 0008515.





