Vol 30, No 3. Contents: 6 • Sneak Invasion • [Editorial (Astounding)] • essay by John W. Campbell, Jr. [as by The Editor] 9 • Overthrow • novella by Cleve Cartmill 36 • Four Little Ships • short story by Murray Leinster 42 • In Times to Come (Astounding, November 1942) • [In Times to Come (Astounding)] • essay by The Editor 42 • The Analytical Laboratory: June 1942 (Astounding, November 1942) • [The Analytical Laboratory] • essay by The Editor 42 • The Analytical Laboratory: September 1942 (Astounding, November 1942) • [The Analytical Laboratory] • essay by The Editor 43 • Minus Sign • [Seetee] • novella by Jack Williamson [as by Will Stewart] 80 • Sand • short story by Malcolm Jameson [as by Colin Keith] 88 • Vulcan: Ice King • essay by Malcolm Jameson 93 • The Gentle Pirates • short story by John Berryman 101 • It's a Tough Life • essay by Frank Belknap Long 105 • Book Review (Astounding, November 1942) • essay by Robert A. Heinlein [as by R. A. Heinlein] 106 • Brass Tacks (Astounding, November 1942) • [Brass Tacks] • essay by The Editor 107 •  Letters 114 • Not Only Dead Men • short story by A. E. van Vogt 126 • Avenue of Escape • [Probability Zero] • short story by Hal Clement 126 • Eureka! • [Probability Zero] • short story by Malcolm Jameson 126 • Probability Zero! (Astounding, November 1942) • [Probability Zero] • essay by Hal Clement and Malcolm Jameson and P. Schuyler Miller and Dennis Tucker and Harry Warner, Jr. 127 • The Sleep That Slaughtered • [Probability Zero] • short story by Harry Warner, Jr. 128 • The Green Sphere • [Probability Zero] • short story by Dennis Tucker 129 • A Matter of Eclipses • [Probability Zero] • short story by P. Schuyler Miller. 【 PREVIOUS ISSUE ← November 1942 → NEXT ISSUE 】