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=fran/F=Barbara@Antonia@Augustina/N=v.d.Heyden@gen.@de@la@Bruyere
Barbara Antonia Augustina v.d.Heyden gen. de la Bruyere
alternatively: /cgi-bin/llmult/LANG=germ/P=46007629