Do not variant to "The Secret Forces of the Pyramids". These are different illustrations.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1978 |
|
21st Century Foss | Dragon's Dream | Nonfiction | 55 |
| April 1979 | 21st Century Foss | Dragon's Dream | Nonfiction | 55 | |
| 1980 |
|
21st Century Foss | Book Club Associates | Nonfiction | 55 |
| November 1980 |
|
Raumschiffe von Foss | Moewig | Nonfiction | 55 |
| 1986 |
|
Druga Zadužbina | Grafički zavod Hrvatske | Novel | |
| May 2011 |
|
Hardware: The Definitive SF Works of Chris Foss | Titan Books | Nonfiction | 226 |
| May 2011 |
|
Hardware: The Definitive SF Works of Chris Foss | Titan Books | Nonfiction | 226 |