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by Zwettler-otte, Sylvia; Burian, Wilhelm (CON); Gross, Rainer (CON); et al.
by Humboldt, Wilhelm, Freiherr von
by Euler, Leonhard; Kleinert, Andreas; Steiner, Thomas
by Müller, Baron Johann Wilhelm von
by Rustow, Wilhelm
by Bergmann, Ludwig; Schaefer, Clemens; Raith, Herausgegeben Von Wilhelm; et al.
by Von Brandt, Max August Scipio
by August Scipio Von Brandt, Max