- Author: Joseph Alexander von Helfert
- Language: German
- Year: 1874
- Author: Heinrich von Treitschke (ed.)
- Language: German
- Year: 1879
- Author: Heinrich von Treitschke Wilhelm Wehrenpfennig (eds.)
- Language: German
- Year: 1878
- Author: Heinrich von Treitschke Wilhelm Wehrenpfennig (eds.)
- Language: German
- Year: 1876
- Author: Clemens Theodor Perthes
- Language: German
- Year: 1846