The Computer History Museum has a great collection of material about the early history of logic programming, beginning with Marseille Prolog.

Prolog at KULeuven

Documents about BIM-Prolog

Collected by Gerda Janssens and Bart Demoen, scanned by Maurice Bruynooghe

BIM-prolog Manual

BIM-prolog Internal Reports

BIM-prolog Technical Memoranda

Other Prolog Documents

Collected by Bart Demoen, scanned by Maurice Bruynooghe