The Black Hole of Negrav
Colin Kapp
Unorthodox Engineers (1)
The Subways of Tazoo
Annie's Shelter
Bonita Kale
Four Brands of Impossible
Norman Kagan
The Nutcracker Coup
Janet Kagan
Blowup
Astrid Julian
The Jameson Satellite
Neil R. Jones
Professor Jameson (1)
Subway to the Stars
Raymond F. Jones
The Memory of Mars
Human Error
Cubs of the Wolf
The Unlearned
The Colonists
Sunday is Three Thousand Years Away
Noise Level
Martin Nagle (1)
Doomsday on Ajiat