by Roger Zelazny, Fritz Leiber, Brian W. Aldiss, Ursula K. Le Guin, Poul Anderson, Gordon R. Dickson, Alfred Elton van Vogt, Henry Beam Piper, L. Sprague de Camp, Cordwainer Smith, Jack Vance, Gardner Dozois, Cyril M. Kornbluth, Murray Leinster, James Tiptree
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