WINNER of the NTRPG Con Three-Castles Award for Best RPG Design.
Investigate ancient terrors in the heart of the Bridgewater Area during the 1920s. Dare you enter the Hockomock? 
The Devil's Swamp is a Call of Cthulhu adventure book for the classic 1920s era, licensed by Chaosium. The book contains a series of eight adventures set in the Hockomock swamp in Massachusetts to be used with 7th edition Call of Cthulhu RPG.