Failsafe
David Mack
Star Trek: Corps of Engineers (40)
Time Trap
Keith Laumer
Time Trap (1)
A Stitch in Time
Andrew J. Robinson
Star Trek: DS9 (34)
A Briefer History of Time
Stephen W. Hawking & Leonard Mlodinow
Shadow Speaker
Nnedi Okorafor
The Desert Magician (1)
House of Sky and Breath
Sarah J. Maas
Crescent City (2)