Imperial Germany in World War I. Volume III - The Aviation Awards of the Kingdom of Saxony by Neal W. O 'Connor. Princeton, New Jersey 1993. Geringe Gebrauchsspuren
| Phaleristic Specialist Literat...
Imperial Germany in World War I, Volume II - The Aviation Awards of the Kingdom of Prussia. Von Neal W. O'Connor. Princeton, New Jersey 1990. Geringe Gebrauchsspuren
| Phaleristic Specialist Litera...