Cover art
| Title | Type | Year | |
|---|---|---|---|
|
|
The Aliens Among Us, Ballantine, 1969 | Edition | 1969 |
|
Der Kampf der Weltraum-Mediziner, Ullstein, 1978 | Edition | 1978 |
Interior art
| Title | Type | Year | |
|---|---|---|---|
|
Algol, October 1976 | Magazine issue | 1976 |