The Prisoner of Limnos
Lois McMaster Bujold
Penric and Desdemona (Publication order) (6)
David Starr - Space Ranger
Isaac Asimov
Lucky Starr and the Pirates of the Asteroids
The Mythology of the Night Sky: An Amateur Astronomer's Guide ...
David E. Falkner
The Sign of the Crooked Arrow
Franklin W. Dixon
The Hardy Boys (28)