Author: Holst Pellekaan, W. van:
Title: Geologie der Gebirgsgruppe des Piz Scopi.
Description: Amsterdam: Binger, 1913. 8vo. Pp. [ii],76,[4], 2 photos on 1 pl., 1 section in text, 2 fold. col. sections and 1 fold. col. geol. map(sc. 1:50,000) in pocket, bibl. Orig. printed wrs. - Thesis, University of Zurich.

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