The Derelict (CHA23150) 2016, For Free RPG Day 2016
Publisher: Chaosium
Systems: Call of Cthulhu (Classic)
Authors: Sandy Petersen, Mike Mason
Contents
| Title | Pages | Author | System | |
|---|---|---|---|---|
 The Derelict | 5-22 | Sandy Petersen, Mike Mason | Call of Cthulhu (Classic) |  Yog-Sothoth, (See Also) Atlantic Ocean |
Links: 
RPG Geek, 
RPG.net, Yog-Sothoth