Crime Circus
Maxwell Grant
The Shadow (29)
The Robots of Dawn
Isaac Asimov
Foundation (11)
The House That Vanished
The Shadow (53)
The Man From Scotland Yard
The Shadow (50)
The Currents of Space
Foundation (13)
Pebble in the Sky
Foundation (14)
Foundation's Fear
Gregory Benford
Second Foundation Trilogy (1)
Foundation's Triumph
David Brin
Second Foundation Trilogy (3)
Foundation and Chaos
Greg Bear
Second Foundation Trilogy (2)
The Stars, Like Dust
Foundation (15)
Forward the Foundation
Foundation (7)
Prelude to Foundation
Foundation (6)