Contents (view Concise Listing)

• 5 • Introduction (Out of this World Adventures, July 1950) • essay by Donald A. Wollheim
• 6 • The Planet-Smashers • short story by Ray Cummings
• 6 •  The Planet-Smashers • interior artwork by James Martin
• 25 • Letter from the Stars • short story by A. E. van Vogt (variant of Dear Pen Pal 1949)
• 25 •  Letter from the Stars • interior artwork by James Martin
• 30 • Omega and the Wolf-Girl • short story by Lester del Rey (variant of And the Darkness)
• 30 •  Omega and the Wolf-Girl • interior artwork by William F. McWilliams
• 42 • The Puzzle of Priipiirii • short story by William Tenn
• 42 •  The Puzzle of Priipiirii • interior artwork by James Martin
• 51 • Lunar Station • short story by Joe Kubert and John B. Michel [as by Joe Kubert and John Michel]
• 61 • The Man-Eating Lizards! • short story by Edward Bellin and Joe Kubert
• 70 • Pallas Rebellion • short story by Donald A. Wollheim [as by W. Malcolm White]
• 72 • Crom the Barbarian • [Crom the Barbarian • 1] • short story by Gardner F. Fox and John Giunta [as by Gardner Fox and John Giunta]
• 83 • The Shipwrecked Bogey Man • short story by Lloyd Williams
• 83 •  The Shipwrecked Bogey Man • interior artwork by William F. McWilliams
• 88 • Terror of the Mist-Maidens • short story by A. Bertram Chandler
• 88 •  Terror of the Mist-Maidens • interior artwork by William F. McWilliams
• 102 • The Discord Makers • short story by Mack Reynolds
• 102 •  The Discord Makers • interior artwork by William F. McWilliams
• 111 • Forbidden Fruit • short story by Kris Neville
• 111 •  Forbidden Fruit • interior artwork by William F. McWilliams