Ray Bradbury, Isaac Asimov, Clifford D. Simak, Ernest Kinoy, Frederik Pohl, Fritz Leiber, George Lefferts, J.T. McIntosh, James Blish, L. Sprague de Camp, Philip K. Dick, Poul Anderson, Robert A. Heinlein, Robert Block, Robert Sheckley, Robert Silverberg, Theodore Sturgeon, Thomas Godwin & William Tenn
Ray Bradbury, Isaac Asimov, Clifford D. Simak, Ernest Kinoy, Frederik Pohl, Fritz Leiber, George Lefferts, J.T. McIntosh, James Blish, L. Sprague de Camp, Philip K. Dick, Poul Anderson, Robert A. Heinlein, Robert Block, Robert Sheckley, Robert Silverberg, Theodore Sturgeon, Thomas Godwin & William Tenn
Arthur C. Clarke, Frederik Pohl, Harry Harrison, Fritz Leiber, Robert A. Heinlein, Ray Bradbury, Clifford D. Simak, Robert Silverberg, Isaac Asimov & Jack Williamson
Ray Bradbury, Isaac Asimov, Clifford D. Simak, Ernest Kinoy, Frederik Pohl, Fritz Leiber, George Lefferts, J.T. McIntosh, James Blish, L. Sprague de Camp, Philip K. Dick, Poul Anderson, Robert A. Heinlein, Robert Block, Robert Sheckley, Robert Silverberg, Theodore Sturgeon, Thomas Godwin & William Tenn
Lester del Rey, Algis Budrys, Fredric Brown, Frederik Pohl, Robert Sheckley, Isaac Asimov, Poul Anderson, Edward W. Ludwig, Philip K. Dick, Harry Harrison, Clifford D. Simak, Arthur C. Clarke, H. G. Wells, I. M. Bukstein, Jack Vance & Fritz Leiber
James Blish, Edward W. Ludwig, Arthur C. Clarke, Jack Vance, I. M. Bukstein, Harry Harrison, Robert Silverberg, Ross Rocklynne, Lester del Rey, Clifford D. Simak, Fredric Brown, Poul Anderson, John Bernard Daley, Paul Ernst, Henry Slesar, Frederik Pohl, H. G. Wells, Charles L. Fontenay, Robert Sheckley, Murray Leinster, Isaac Asimov, Frank Belknap Long, Sol Boren, Fritz Leiber, Evan Hunter, George O Smith, Algis Budrys, Ray Bradbury & Philip K. Dick
