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=Raoul@III/N=de@Valois,@de@Crepy,@de@Vitry,@d'Amiens@et@du@Vexin
Raoul III de Valois, de Crepy, de Vitry, d'Amiens et du Vexin
alternatively: /cgi-bin/llmult/LANG=germ/P=6003367
Raoul III de Valois, de Crepy, de Vitry, d'Amiens et du Vexin