Beyer, William Gray
Chronological Checklist
Series – Mark Nevin – Omega
- Minions of Mars (New York: Argosy, 1940)
- Minions of the Moon (Hicksville, New York: Gnome Press, 1950)
- Minions of the Shadow and the Other Mark Nevin – Omega Novels (Eugenia, Ontario: The Battered Silicon Dispatch Box, 2003)