Earthsmith
Milton Lesser
The Star Seekers
The One and the Many
Jungle in the Sky
Secret of the Black Planet
Earthbound
"A" as in Android
The Finger in the Sky Affair
Peter Leslie
The Man From UNCLE (23)
The Radioactive Camel Affair
The Man From UNCLE (7)
In Letters of Fire
Gaston Leroux
L'homme qui a vu le diable (1)
The Truth Machine
Sharon Lerner & Christopher Cerf
Random House Children (3)
Star Trek: The Prisoner of Vega
Presence of Mind
Edward M. Lerner
Survivor (1)
Where Credit Is Due
Probability Zero (1)
Grandpa?
Settlement
Unplanned-for Flying Object
A New Order of Things (Part 1 of 4)
InterstellarNet (2)