| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1988 | 978-0-9619867-0-4 | Neal W O'Connor | The Aviation Awards of the Kingdom of Bavaria (Aviation Awards of Imperial Germany in World War I) |
| 1990 | 978-0-9619867-1-1 | Neal W. O'Connor | Aviation Awards of Imperial Germany in World War I and the Men Who Earned Them Volume II |