May, 1957 issue. Cover art by Virgil Finlay. Stories in this issue include: Shield Against Death by J. T. McIntosh Pawns of Tomorrow by Nelson Bond The Muted Horn by Dorothy Salisbury Davis The Nut by Ted Levine Queen of Clothes by F. L. Wallace No Bems Allowed by Walt Erickson Next Week, East Venus by Robert K. Ottum Pawns of Tomorrow by Nelson S. Bond The Signals to Mars by M. Bower Hoc Signum Vincit by K. W. Bennett Fillmore Y. Brightforks by Howard Schoenfeld