Author: Schaffer, F.X., 1914.:
Title: Das M
Description: Wien 1914. Folio. Pp. viii,124,[20], 10 plates of photos of outcrops and quarries, 28 figs., index of localities. Plaperbound, side-stapled in new plain wrappers, uncut. Very good. - As usual, this copy is without the geological map called for on the title-page, it was published separately at a later date.

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