- Author: Hermann Lenhartz Professor Dr. Erich Meyer (auth.)
- Language: German
- Year: 1919
- Author: Erich Meyer (auth.)
- Language: German
- Year: 1928
- Author: Hermann Lenhartz Erich Meyer (auth.) A. v. Domarus R. Seyderhelm (eds.)
- Language: German
- Year: 1934
- Author: Dr. Hermann Lenhartz Professor Dr. Erich Meyer (auth.)
- Language: German
- Year: 1913
- Author: Professor Dr. Erich Meyer (auth.)
- Language: German
- Year: 1922