Sargasso of Space
Andre Norton
Solar Queen (1)
Year of the Unicorn
Witch World (3)
The Zero Stone
Yurth burden
Time Traders
Time Traders (1)
Star Soldiers
Star Control Omnibus (1)
The Game of Stars and Comets
Beast Master's Ark
Andre Norton & Lyn McConchie
Beastmaster (3)
Beast Master's Quest