Spider
1. Death Reign of the Vampire King (1970)
2. Hordes of the Red Butcher (1970)
3. The City Destroyer (1970)
4. City of Flaming Shadows (1970)
4. Death and the Spider (1975)
6. Master of Men! (1992)
7. The Grey Horde Creeps
8. The Devil's Paymaster
12. Reign of the Silver Terror (1998)
36. The Coming of the Terror (1999)
37. The Devil's Death Dwarfs (1999)
38. City Of Dreadful Night (2000) (with Nick Carr)
39. Reign of the Snake Men (2000)
46. The Man Who Ruled in Hell (1998)
48. Machine Guns Over the White House (1998)
85. The Council Of Evil (2000)
Wings of the Black Death (1969)
Corpse Cargo (1983)