- Pierre Monnet - Himself - Historian
- Olivier Deloignon - Himself - Typography Historian
- Georges Bischoff - Himself - Historian
- Laurent Héricher - Himself - BNF Curator
- Cornelia Schneider - Herself - Museum Curator
- Bettina Wagner - Herself - Library Curator
- Mario Infelise - Himself - Book Historian
- Geneviève Guilleminot - Herself - BNF Curator
- Johannes Bergerhausen - Himself - Graphic Design Professor
- Johannes Mangei - Himself - Library Curator
- Johanna Rachinger - Herself - Library Director
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Marc Jampolsky
-
Marc Jampolsky
- David Bohun
- Morgane Barrier
Capítulo disponible en las siguientes plataformas: