premise: Emperor Norton is not immortalized by authors from different countries.
hypothesis: Emperor Norton . On January 8 , 1880 , Norton collapsed at the corner of California and Dupont ( now Grant ) streets and died before he could be given medical treatment . Norton has been immortalized as the basis of characters in the literature of writers Mark Twain , Robert Louis Stevenson , Christopher Moore , Morris and Goscinny , Selma Lagerlöf , and Neil Gaiman .