- Author: Hugo Keyssner, H. Veit Simon, Hugo Keyssner, L. Keyssner
- Language: German
- Year: 1901
- Author: Hugo Keyssner
- Language: German
- Year: 1896
- Author: Karl Keyssner
- Language: German
- Year: 1932
- Author: Karl Keyssner
- Language: German
- Year: 1932
- Author: Alfred Winterstein (auth.) M. Bergmann R. Brieger M. Eisler C. Funk M. Hadders E. Keyssner G. Klein E. Klenk M. Kobel L. Kofler H. Linser S. Loewe C. Neuberg E. Peiser R. Seka K. Sjöberg F. Somló M. Steiner H. Steudel K. Tauböck H. Thierfelder E. Ungerer C. Wehmer A. Winterstein L. Zervas W. Ziese (eds.)
- Language: German
- Year: 1933