Vol. 38, No. 4, April 1964. Cover art by Alex Schomburg illustrating "Prisoner in Orbit" by Henry Slesar. OTHER STORIES: The Chair by Henry Slesar [as by O. H. Leslie]; The Other Inhabitant by Edward W. Ludwig; A Question of Theology by A. Bertram Chandler [as by George Whitley]; Sunburst (serial, part 2 of 3) by Phyllis Gotlieb. FEATURES: Editorial by Norman M. Lobsenz; The Saga of "Skylark" Smith [SF Profile] by Sam Moskowitz; The Spectroscope (book reviews) by Robert Silverberg. INTERIOR ARTISTS: Virgil Finlay, Lutjens, Schelling.