![]() Ace in 1959. Cover by Valigursky. |
![]() The other complete novel in the ACE edition is "The World Swappers" by John Brunner. |
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![]()
Terra Sonderband, 1962. |
![]() Sidgwick and Jacskon, 1978. |
![]() Cenit, 1963. Cover art by Giralt. |
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Urania, 1952 |
![]() Pocket, 1977. Cover art by Wojtek Siudmak. |
![]()
Le Rayon Fantastique,
1963. |