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=Françoise@Pauline@Louise@de@Paule/N=Charpentier@*@d'Ennery
Françoise Pauline Louise de Paule Charpentier * d'Ennery
alternatively: /cgi-bin/llmult/LANG=germ/P=6020271