Koninklijke Bibliotheek/ Knowledge Services and Collections Department
Chantal Keijsper (project manager)
Kees Thomassen (project coordinator)
Carlijn Agterberg (project assistant)

Digitization:
Strata Preservation NV, The Hague

Special thanks to:
the Letterkundig Museum, Digitale Bibliotheek voor de Nederlandse Letteren, Prentenkabinet Rijksuniversiteit Leiden, Utrechts Archief en Nederlands fotomuseum for supplying the photografic portraits on the webpages of this collection