Kallenberg, Friedrich
Bode, Wilhelm
Buchner, Max Joseph August Heinrich Markus
Flegel, Eduard Robert
Beer, Adolf
Galton, Sir Francis
Grimm, Carl
Eitner, Martha
Klunzinger, Carl Benjamin
Heinersdorff, Carl
Obst, Karl August Erich
Herrmann Halleur
Barth, Hermann von
Baker, Samuel White
Johnston, Harry Hamilton
Stanley, Henry Morton