Contents:
Re-Birth by John Wyndham (novel).
The Shape of Things That Came by Richard Deming.
Pillar of Fire by Ray Bradbury.
Waldo by Robert A. Heinlein.
The Father-Thing by Philip K. Dick.
The Children's Hour by Henry Kuttner and C. L. Moore.
Gomez by C. M. Kornbluth.
The [Widget], The [Wadget], and Boff by Theodore Sturgeon.
Sandra by George P. Elliott.
Beyond Space and Time by Joel Townsley Rogers.
The Martian Crown Jewels by Poul Anderson.
The Weapon Shops of Isher by A. E. van Vogt (novel).