In an Americann comic, Lucien is the Librarian in the Library of Dream of the Endless in the comic book The Sandman. He is the effective keeper of The Dreaming in Dream's absence, who's primary function is to protect the Library, wherein are contained all the books that are drempt of, but never written. We learn of several of the titles of these books, a more complete list of which can be found in the Invisible Library, which lists fictional books.
