- Author: Heinrich von Treitschke Hans Delbrück (eds.)
- Language: German
- Year: 1885
- Author: Heinrich von Treitschke Hans Delbrück (eds.)
- Language: German
- Year: 1884
- Author: Heinrich von Treitschke Hans Delbrück (eds.)
- Language: German
- Year: 1884
- Author: Heinrich von Treitschke Hans Delbrück (eds.)
- Language: German
- Year: 1883