Drums in the Rain
J. C. Owens
Expedition to Earth
Arthur C. Clarke
The Phantom Satellite
Victor Appleton II
Tom Swift Jr (9)
and the Galloping Ghost
Stan-Jan Berenstain
Berenstain Bears Big Chapter Books (1)
Area 51: the Truth
Robert Doherty
Area 51 (7)
Area 51: The Sphinx
Area 51 (4)
Area 51: The Reply
Robert Doherty - Area 51 (2)
Area 51: The Grail
Robert Doherty - Area 51 (1)
Robert Doherty - Area 51 (5)
Area 51: Excalibur
Area 51 (6)