Archives et musée de la littérature - Belgium
Part of the Bibliothèque royale de Belgique, these archives hold predominantly Belgian archival documents. There is a section specifically dedicated to theatre. Access is free and is free of charge.

Archives littéraires suisses - Berne
Access to catalogues of Swiss libraries, including a facility to scour archives for manuscripts. Access is free for researchers.

Archives nationales Québec

Archives de l' Etat en Belgique
Archives concentrating on Belgian heritage. Photocopies, photographs, microfilms are available.