The Hohokam Dig
Theodore Pratt
Conquest Over Time
Michael Shaara
No Hiding Place
Richard R. Smith
There Will Be School Tomorrow
V. E. Thiessen
Eye in the Sky
Philip K. Dick
The Cosmic Expense Account
C. M. Kornbluth
Doomsday Morning
C. L. Moore
Sea Siege
Andre Norton
Grove of the Unborn
Lyn Venable
The Midwich Cuckoos
John Wyndham
Empire of the Atom
A. E. Van Vogt
Clane (1)
Lucky Starr and the Moons of Jupiter
Isaac Asimov
Lucky Starr (5)
Song in a Minor Key
Northwest Smith (13)
Tom Swift and His Ultrasonic Cycloplane
Jim Lawrence
Tom Swift, Jr. (10)
Equation of Doom
Gerald Vance
The Next Time We Die
Robert Moore Williams
The Synthetic Man
Theodore Sturgeon
Once a Greech
Evelyn E. Smith
The Edge of the Knife
H. Beam Piper
Federation (1)
Badge of Infamy
Lester Del Rey