Avenger
1. Justice, Inc. (1939) (as by Kenneth Robeson)
2. The Yellow Hoard (1939) (as by Kenneth Robeson)
3. The Sky Walker (1939) (as by Kenneth Robeson)
4. The Devil's Horns (1939) (as by Kenneth Robeson)
5. The Frosted Death (1940) (as by Kenneth Robeson)
6. The Blood Ring (1940) (as by Kenneth Robeson)
7. Stockholders in Death (1940) (as by Kenneth Robeson)
8. The Glass Mountain (1940) (as by Kenneth Robeson)
9. Tuned for Murder (1940) (as by Kenneth Robeson)
10. The Smiling Dogs (1940) (as by Kenneth Robeson)
11. River of Ice (1940) (as by Kenneth Robeson)
12. The Flame Breathers (1940) (as by Kenneth Robeson)
13. Murder on Wheels (1940) (as by Kenneth Robeson)
14. Three Gold Crowns (1941) (as by Kenneth Robeson)
15. House of Death (1941) (as by Kenneth Robeson)
16. The Hate Master (1941) (as by Kenneth Robeson)
17. Nevlo (1941) (as by Kenneth Robeson)
18. Death in Slow Motion (1941) (as by Kenneth Robeson)
19. Pictures of Death (1941) (as by Kenneth Robeson)
20. The Green Killer (1942) (as by Kenneth Robeson)
21. The Happy Killers (1942) (as by Kenneth Robeson)
22. The Black Death (1942) (as by Kenneth Robeson)
23. The Wilder Curse (1942) (as by Kenneth Robeson)
24. Midnight Murder (1942) (as by Kenneth Robeson)