Petersen's Abominations: Tales of Sandy Petersen (Call of Cthulhu Roleplaying)

Call of Cthulhu: The Children of Fear

The Book of Random Tables: Quests 2: 1000 Adventure Ideas for Fantasy Tabletop Role-Playing Games (The Books of Random Tables)

Call of Cthulhu: Shadows Over Stillwater

The Book of Random Tables: Quests 3: 1000 Adventure Ideas for Fantasy Tabletop Role-Playing Games (The Books of Random Tables)

Age of Cthulhu: Death in Luxor *OP

Reign of Terror: Epic Call of Cthulhu Adventures in Revolutionary France

Cold Fire Within (Call of Cthulhu)

Call of Cthulhu: Regency Cthulhu