BRP
Mecha
TSR 9183 - RS1 - Red Sonja Unconquered
Unknown
Star LogEM-013 Augmentative Equipment
Everyman
Call of Cthulhu
The House of R'lyeh
Book of Challenges: Dungeon Rooms, Puzzles, and Traps
Daniel Kaufman
Enemies and Allies
Bruce R. Cordell & Jeff Grubb & David Noonan & and Skip Williams
Monster Manual
Skip Williams & Jonathan Tweet & Monte Cook
Tome and Blood: A Guidebook to Wizards and Sorcerers
Bruce R. Cordell and Skip Williams