Travelers of Space

by Fredric Brown, Robertson Osborne, A.E. van Vogt, Poul Anderson, H.B. Fyfe, Martin Greenberg, Willy Ley, Samuel A. Peeples, David A. Kyle, Keith Bennett, John Christopher, Frederic Arnold Kummer Jr., Harry Walton, Ray Bradbury, Robert A. Heinlein, Hal Clement, William Tenn, P. Schuyler Miller