H. B. Fyfe, Milton Lesser, Arthur Dekker Savage, August Derleth, Alan E. Nourse, James Blish, James Mckimmey, Jr., Warren Lapine, Keith Laumer, Mari Wolf, Boyd Ellanby, Alvin Heiner, Don Berry, Mack Reynolds, Kenneth O'Hara, Dave Dryfoos, Jim Harmon, Mark Clifton, R. A. Lafferty, Russ Winterbotham, Richard Wilson, Alex Apostolides, Alfred Coppel, Frank M. Robinson, Ralph Sholto, Russell Burton, Robert Moore Williams, Charles Fontenay, Winston Marks, Jerome Bixby, Andersen Horne, L. Major Reynolds & J. F. Bone
Harry Harrison, Frank Belknap Long, Philip José Farmer, Alan E. Nourse, Poul Anderson, H. Beam Piper, Philip K. Dick, Warren Lapine, Richard R. Smith, Evelyn E. Smith, Judith Merril, John Foster West, Lyn Venable, Walt Sheldon, C. L. Moore, Robert J. Shea, V. E. Thiessen, Basil Wells, Henry Slesar, Charles E. Fritch, William Campbell Gault, George Edrich, Roger Dee, David C. Knight, Sam Merwin Jr., Frederic Max, M. C. Pease, William F. Nolan, Irving E. Cox, Jr. & Robert Moore Williams
Philip K. Dick, H. B. Fyfe, Henry Kuttner, James Mckimmey, Jr., Poul Anderson, Warren Lapine, Robert Moore Williams, Vaseleos Garson, Chas. A. Stopher, Jan Smith, Florence Verbell Brown, Charles Dye, Stanley Mullen, Henry Hasse, Leigh Brackett, Noel Loomis, Raymond Z. Gallun, Charles Saphro, Fox B. Holden, John Murray Reynolds, James H. Schmitz & Charles A. Stearns
William Morrison, Betsy Curtis, Ross Rocklynne, Frank Robinson, Leroy Yerxa, Gordon Dickson, E.G. von Wald, Raymond Jones, Berkeley Livingston, John McGeevey & Robert Moore Williams
