Vol. 20, No. 5. Table of Contents: 4 • In Times to Come (Astounding, January 1938) • [In Times to Come (Astounding)] • essay by The Editor 6 • Ormoly of Roonerion • novelette by Nelson Tremaine [as by Warner Van Lorne] 34 • The Voice out of Space • short story by Clifton B. Kruse 44 • Dead Knowledge • novelette by John W. Campbell, Jr. [as by Don A. Stuart] 63 • Power Plants of Tomorrow: Harnessing the Sun's Rays • essay by Willy Ley 68 • Pithecanthropus Rejectus • short story by Manly Wade Wellman 76 • Red Heritage • novelette by John Russell Fearn 97 • Whispering Satellite • short story by John Russell Fearn [as by Thornton Ayre] 106 • Rocket Flight • essay by Leo Vernon 115 • Galactic Patrol (Part 5 of 6) • [Lensman • 3] • serial by Edward E. Smith [as by E. E. Smith, Ph.D.] 142 • The Mental Ultimate • short story by John Russell Fearn [as by Polton Cross] 151 • Mutation • [Editorial (Astounding)] • essay by John W. Campbell, Jr. [as by The Editor] 152 • Science Discussions and Brass Tacks (Astounding Stories, January 1938) • [Brass Tacks] • essay by The Editor 152 • Letters. 【 PREVIOUS ISSUE ← January 1938 → NEXT ISSUE 】