The Time Twister
Emil Petaja
Timescoop
John Brunner
Too Long a Sacrifice
Mildred Downey Broxon
Tidbit: a triple Feghoot and a cartoon
Spider Robinson
True Names
Vernor Vinge
The Undefeated
Keith Laumer
Challengers of the Unknown
Ron Goulart
Unpopular Planet
Evelyn E. Smith
Walking Wounded
Robert Devereaux
WarGames
David Bischoff
The Witching Hour
James E. Gunn
Area 51
Bob Mayer
Area 51 (1)
Nosferatu
Area 51 (8)
Excalibur
Area 51 (6)
The Grail
Area 51 (5)
Legend
Area 51 (9)