The Mechanic
Hal Clement
In His Image
Rob Chilson
Solomon's Orbit
William Carroll
The Iron Jackass
John Brunner
The Next Logical Step
Ben Bova
Pandemic
J. F. Bone
Skysign
James Blish
Last Resort
Stephen Bartholomew
Exile to Hell
Isaac Asimov
Duel to the Death
Christopher Anvil