VIAGENS INTERPLANETARIAS 1-9

1949 - The Queen of Zamba  (Královna Zamby)

1950 - The Hand of Zei  (Ruka Zeina)

1977 - The Hostage of Zir  (Rukojmí Ziru)

1983 - The Virgin of Zesh and the Tower of Zanid  (Věže Zanidu)

1982 - Prisoner of Zhamanak  (Vězeň Zhamanaku)

1983 - The Bones of Zora

1988 - The Stones of Nomuru

1991 - The Swords of Zinjaban

1992 - The Venom Trees of Sunga

• Rogue Queen (1951)
• The Continent Makers (1953)