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=Charlotte@Antoinette@Marie@Septimanie/N=O'Brien@de@Thomond
Charlotte Antoinette Marie Septimanie O'Brien de Thomond
alternatively: /cgi-bin/llmult/LANG=germ/P=6032943