| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| May 1968 |
|
The Green Eagle | Bantam Books | Chapbook | |
| May 1968 |
|
The Green Eagle | Bantam Books | Chapbook | |
| 1971 |
|
Le secret de l'aigle | Marabout | Chapbook | |
| July 1974 |
|
Der grüne Adler | Pabel | Chapbook | |
| 1975 |
|
Le secret de l'aigle | Marabout | Chapbook |