Danger in Deep Space
Carey Rockwell
Tom Corbett Space Cadet (2)
Stand by for Mars!
Tom Corbett Space Cadet (1)
Mists of Dawn
Chad Oliver
Tom Swift and His Deep-Sea Hydrodome
Jim Lawrence
Tom Swift, Jr. (11)
Starman Jones
Robert A. Heinlein
Have Space Suit - Will Travel
Have Space Suit (1)
The Rolling Stones
Citizen of the Galaxy
Between Planets
Time for the Stars
The Star Beast
Rocket Man
G. Harry Stine
Starship Through Space
Lucky Starr and the Rings of Saturn
Isaac Asimov
Lucky Starr (6)
Lucky Starr and the Moons of Jupiter
Lucky Starr (5)
Lucky Starr and the Big Sun of Mercury
Lucky Starr (4)
Lucky Starr and the Oceans of Venus
Lucky Starr (3)
Lucky Starr and the Pirates of the Asteroids
Lucky Starr (2)
Vault of the Ages
Poul Anderson
Nothing Ever Happens on the Moon