Isaac Asimov, Andre Norton, Arthur C. Clarke, Ray Bradbury, Fredric Brown, Leigh Brackett, Henry Hasse, Alfred Coppel, Robert F. Young, Carl Jacobi, Clifford D. Simak, Murray Leinster, Keith Laumer, Evelyn E. Smith, Margaret St. Clair & Mack Reynolds
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
Ray Bradbury, Philip K. Dick, George O Smith, Frank Belknap Long, Isaac Asimov, Robert Sheckley, H. G. Wells, Paul Ernst, Clifford D. Simak, Robert Silverberg, Arthur C. Clarke, Edward W. Ludwig, Jack Vance & Harry Harrison
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, Clifford D. Simak, Isaac Asimov, Lynn Venable, Robert Silverberg, Ross Rocklynne, Philip K. Dick, William Hope Hodgson, Mary Shelley, Gordon R. Dickson, Frank M. Robinson, Ambrose Bierce, Murray Leinster, Lawrence M. Jannifer, H. G. Wells & Theodore Sturgeon
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
Isaac Asimov, Philip K. Dick, Fredric Brown, Ray Bradbury, Arthur C. Clarke, August Derleth, Clifford D. Simak, Leigh Brackett, Theodore Sturgeon & Murray Leinster
Philip K. Dick, Harry Harrison, Ray Bradbury, Clifford D. Simak, Robert Sheckley, Robert Silverberg, Evan Hunter, Arthur C. Clarke, Poul Anderson, William Hope Hodgson, Murray Leinster, Frank M. Robinson, Isaac Asimov, Robert A. Heinlein, Jack Williamson & Fredric Brown
Ray Bradbury, Arthur C. Clarke, Isaac Asimov, Robert A. Heinlein, Robert Silverberg, Murray Leinster, William Hope Hodgson, Frank M. Robinson, Clifford D. Simak & Jack Williamson
Arthur C. Clarke, Frederik Pohl, Harry Harrison, Fritz Leiber, Robert A. Heinlein, Ray Bradbury, Clifford D. Simak, Robert Silverberg, Isaac Asimov & Jack Williamson
Fredric Brown, Arthur C. Clarke, Alfred Coppel, Clifford D. Simak, Ray Bradbury, Gene L. Henderson, Richard Matheson, Margaret St. Clair, Philip K. Dick, Isaac Asimov, Robert Sheckley, Lyn Venable, Andre Norton, Frank M. Robinson, Lawrence M. Jannifer, Robert Silverberg, Mack Reynolds & Evelyn E. Smith
Isaac Asimov, Philip K. Dick, Ray Bradbury, Arthur C. Clarke, Clifford D. Simak, Murray Leinster, Fritz Leiber, E. M. Forster, Hal Clement, Lynn Venable, Fredric Brown, Mack Reynolds, Margaret St. Clair, Gordon R. Dickson, Carl Jacobi, Paul Macnamara & Robert F. Young
