Author: Vogt, Th., 1908.:
Title: Schwerspat aus norwegischem Vorkommen. Separataftryk af Norsk Geologisk Tidsskrift, Bind I, No. 9.
Description: Kristiania. 8vo. Pp. 56, 12 figs. on 2 plates, 5 figs, and 24 tabs. in text, refs. Orig. wrappers. Some clear waterstaining in margin, good otherwise. - With author's presentation inscription to Prof. Franz Toula in Vienna.

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