Desc: The Ritman Library: Amsterdam: Directed by Sara Ferro, Chris Weil. With Joost Ritman, Esther Ritman, Cis van Heertum, José Bouman. Bibliotheca Philosophica Hermetica: More than 23.000 books in the fields of: Alchemy, Hermetica, Cabala, Magic, Rosicrucianism, Mystic, Theosophy, Freemasonry, Pansophy and much more.