|"Is this all real? Or has this been happening inside my head?"
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A copy of his book Het Stads-Muziek-Collegie te Utrecht (Collegium-Musicum-Ultrajectinum): Eene Bydrage tot de Geschiedenis der Toonkunst in Nederland could be found in the Hogwarts library by the 1990s.
- Harry Potter films (Mentioned on book cover)
Notes and references
- ↑ 1.0 1.1 1.2 "Johan Cornelis Marius van Riemsdijk" from Geni.com
- ↑ "Johan Cornelis Marius van Riemsdijk (1841-1895)" from the Nederlands Muziek Instituut
- ↑ 3.0 3.1 Harry Potter Limited Edition - A Guide to the Graphic Arts Department: Posters, Prints, and Publications from the Harry Potter Films (see this image)