Arthur C. Clarke, Isaac Asimov, Lester del Rey, Hal Clement, Clifford D. Simak, Harry Harrison, Fredric Brown, Keith Laumer, Jack Williamson, H. B. Fyfe, Robert F. Young, Donald E. Westlake, J. F. Bone, Miriam Allen DeFord, Scott F. Grenville, Donald F. Daley, Mary Carlson, Mack Reynolds, Fritz Leiber, George O Smith & Murray F. Yaco
Philip K. Dick, Ray Bradbury, Robert Silverberg, Russ Winterbotham, Erik Fennel, Winston Marks, Darius John Granger, William Morrison, S. J. Sackett, C. H. Thames, Millard V. Gordon, Alfred Coppel & H. B. Fyfe
Philip K. Dick, Harlan Ellison, Bjarne Kirchhoff, Millard V. Gordon, Harry Harrison, Rog Phillips, Robert Silverberg, August Derleth, H. B. Fyfe, Lawrence F. Willard, C.M. Kornbluth, Alfred Coppel, Jack McKenty, Winston Marks, Fritz Leiber, Fredric Brown, Lyman D. Hinckley, Frederik Pohl, Murray Leinster, George O Smith, Darius John Granger, C. H. Thames, Ray Bradbury, William Morrison, George Whittington, Russ Winterbotham, Bob Tucker, Erik Fennel, S. J. Sackett, Richard R. Smith & Mike Ellis
Mack Reynolds, Rog Phillips, Ray Bradbury, Erik Fennel, Jack McKenty, Fredric Brown, Frederik Pohl, Charles L. Fontenay, Poul Anderson, William Morrison, H. B. Fyfe, Henry Slesar, Richard R. Smith & Harry Harrison
Philip K. Dick, Ray Bradbury, Rog Phillips, Darius John Granger, Richard S. Shaver, Winston Marks, C. H. Thames, S. J. Sackett, H. B. Fyfe, William Morrison, Millard V. Gordon & Alfred Coppel
Arthur C. Clarke, Henry Slesar, Mack Reynolds, Donald E. Westlake, Fritz Leiber, Ron Goulart, Stephen Bartholomew, James Bell, Beta McGavin, Alfred Connable, Ben Bova, Jack Sharkey, Hayden Howard, Larry Eisenberg, Albert Teichner & H. B. Fyfe
Robert Moore Williams, Ray Bradbury, Harry Harrison, Alan J. Ramm, Fritz Leiber, Clifford D. Simak, Isaac Asimov, Poul Anderson, Joe Gibson, Rog Phillips, Mack Reynolds, William Morrison, H. B. Fyfe, Erik Fennel, Fredric Brown, Richard R. Smith, Jack McKenty, Henry Slesar, Charles L. Fontenay, Frederik Pohl, Philip K. Dick, Evan Hunter, Alan K. Lang, Robert F. Young, Frank M. Robinson, Bryce Walton, J. F. Bone, Donald A. Wollheim, John Wyndham, Dick Purcell, Charles E. Fritch, Harlan Ellison, H. G. Wells, Frank Belknap Long, Raymond Z. Gallun, James R. Adams, Arthur Jean Cox, Basil Wells, Lucius Daniel, Stephen Bartholomew, Henry Kuttner, Robert Silverberg, Robert Sheckley & James Blish
Ray Bradbury, Richard S. Shaver, Philip K. Dick, Rog Phillips, Alfred Coppel, C. H. Thames, Millard V. Gordon, S. J. Sackett, H. B. Fyfe, Erik Fennel & Russ Winterbotham
