Age of Hyboria Tower of the Elephant (AD&D 2e)
Unknown
Dungeon Magazine #076
Hyborian Atlas
CoC - Miskatonic Repository - Modern Era (1946) - One for One
Island 256
Strange Days (Bill of the Dead Book 1)
Rick Gualtieri
Everyday Horrors (Bill of the Dead Book 2)
Bill of the Dead (Book 0.5): A Higher Calling
Gualtieri, Rick
Bill of the Dead (0.50)
The Tome of Bill Compendium Vol. 1 (Books 1-4)
The Tome of Bill (1)
The Tome of Bill (Book 5): Goddamned Freaky Monsters
The Tome of Bill (5)