Jeff R. Leason

Things: A Chill Product (1996) 6 copies

Briarwood Castle, No. 108: A Guidebook Based on the Invincible Overlord Series (1989) 5 copies

B2: The Keep on the Borderlands (1980) — Editor, some editions — 322 copies, 2 reviews

S3: Expedition to the Barrier Peaks (1980) — Designer, some editions; Editor, some editions — 159 copies

Hidden Shrine of Tamoachan (C1) (1980) — Author, some editions — 141 copies