Pied Piper of Mars — Frederic Arnold Kummer
Sargasso of the Stars — Frederic Arnold Kummer
Satellite of Fear — Frederic Arnold Kummer
Star Pirate — Frederic Arnold Kummer
The Blue Lights: A Detective Story — Frederic Arnold Kummer
The Brute — Frederic Arnold Kummer
The Film of Fear — Frederic Arnold Kummer
The First Days of Man, as Narrated Quite Simply for Young Readers — Frederic Arnold Kummer
The Green God — Frederic Arnold Kummer
The Ivory Snuff Box — Frederic Arnold Kummer