Richard Powers is confirmed by Jane Frank in 'The Art of Richard Powers' (2001) ISBN 1-85585-890-8.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1964 |
|
The Day of the Triffids | Crest | Novel | |
| 1967 |
|
The Day of the Triffids | Crest | Novel | |
| January 1969 |
|
Die Triffids | Heyne | Novel | |
| May 1969 |
|
The Day of the Triffids | Fawcett Crest | Novel | |
| April 1970 |
|
The Day of the Triffids | Fawcett Crest | Novel | |
| April 1970 |
|
The Day of the Triffids | Fawcett Crest | Novel | |
| 1973 |
|
The Day of the Triffids | Fawcett Crest | Novel | |
| 1973 |
|
Planeet der gevangenen | Luitingh | Novel | |
| 1975 |
|
The Day of the Triffids | Fawcett Crest | Novel | |
| 1976 |
|
The Day of the Triffids | Fawcett Crest | Novel | |
| 1978 |
|
Die Triffids | Heyne | Novel | |
| 1980 |
|
Die Triffids | Heyne | Novel |