Note that the index numbers are only technical numbers which have no persistence. After a new system generation is done, all of them are invalid. To generate a persistent link, use the name.Use the URL:
http://ww-person.com/cgi-bin/l3/LANG=germ/F=Francisca@de@Paula@María@Josefa@Buenaventura@de@la@Concepción@Antonia@Emilia@Teresa@Clotilde@Enriqueta/N=Drake@y@Fernández-Durán
alternatively: /cgi-bin/llmult/LANG=germ/P=20017119