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=engl/F=Philippe@II/N=d'Orléans,@de@Valois,@de@Chartres,@de@Nemours@et@de@Montpensier
Philippe II d'Orléans, de Valois, de Chartres, de Nemours et de Montpensier
alternatively: /cgi-bin/llmult/LANG=germ/P=5006383
Philippe II d'Orléans, de Valois, de Chartres, de Nemours et de Montpensier