Wilhelm OstwaldFrank Hartmann, Thomas Hapke, Markus Krajewski, Rolf Sachsse, Karl Schawelka, Gunnar Schmidt, Jan Willmann · First published 2017Open the Tome
DresdenGunnar Hartmann, Dieter Möbius, Sigfried Hoyer, Angelika Thieme, Joachim Wolf · First published 1985Open the Tome
