Campbell, H J
Alphabetical Checklist
Series – individual titles as by Roy Sheldon
- Gold Men of Aureus (London: Hamilton and Co/Science Fiction Fortnightly, 1951) as by Roy Sheldon
- The Menacing Sleep (London: Panther Books, 1952) as by Roy Sheldon
- Moment Out of Time (London: Hamilton and Co, 1952) as by Roy Sheldon
- Space Warp (London: Hamilton and Co/Authentic Science Fiction, 1952) as by Roy Sheldon