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=Mathieu@IV/N=de@Trie@*@de@Vaumain,@d'Araines,@de@Ronquerolles@et@de@Liancourt
Mathieu IV de Trie * de Vaumain, d'Araines, de Ronquerolles et de Liancourt
alternatively: /cgi-bin/llmult/LANG=germ/P=6025426
Mathieu IV de Trie * de Vaumain, d'Araines, de Ronquerolles et de Liancourt