Articles (2)
| Title | Pages | Publication | Code | Date | Publisher | System (Setting) | |
|---|---|---|---|---|---|---|---|
 Clues, Tests and Contests | 51-83 |  Trail of Cthulhu | PELGT01 | 2007 | Pelgrane Press | Trail of Cthulhu | |
| Clues, Tests and Contests | 51-82 |  Trail of Cthulhu: Player's Guide | PELGT03D | 2007 | Pelgrane Press | Trail of Cthulhu |