Author: REYER, Eduard (1849-1914).:
Title: Beitrag zur Physik der Eruptionen und der Eruptiv-Gesteine.
Description: Wien: Alfred Hölder, 1877. 8vo, 22cm. Pp. xvi,225, 6 coloured diagrams, 2 photogr. plates of experiments, 1 other plate. Orig. printed quarter cloth. Two corners a bit bumped, good otherwise. - The first attempt to apply variational analysis to the delimitation of various types of ignerous rocks. See Loewinson-Lessing, A historical survey of petrology, p. 63. Zittel, Geschichte der Geologie und Paläontologie, pp. 272 and 414.

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