Rolemaster (2nd Edition, Revised) (1989)

From the web:

Boxed set of all the core books needed to play Rolemaster.

Contents:

• Spell Law (2nd Edition, Revised) (160 pages)
• Arms Law & Claw Law (2nd Edition, Revised) (96 pages)
• Character Law & Campaign Law (2nd Edition, Revised) (142 pages)