From the back cover of the Pyramid 11th printing: "My ally the enemy - Dick Seaton and Marc DuQuesne are the deadliest enemies in the Universe - their feud has blazed among the stars and changed the history of a thousand planets. But now a threat from outside the galaxy drives them into a dangerous alliance as hordes of strange races drive to a collision man mankind! Seaton and DuQuesne fight and slave side by side to fend off the invasion - as Seaton keeps constant, perilous watch for DuQuesne's inevitable double-cross!"
Source · ISFDB CC BY 4.0
Placement
- Skylark of Space — #4