Author: Ernst, Alfred.
Title: Das biologische Krakatauproblem.
Description: Zürich, 1934. 187 pp. 2 maps, 3 ills. & 8 plts. Softcover. (Sonderabdr. aus der Viertelj. d.Naturf. Gesells. in Zürich LXXIX). - Frontcover very slightly soiled, & numbered in pencil.

Keywords: Botany Geobotany Geology Vulcano Botanie Geobotanie Geologie Vulkanen