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=Wilhelm-Adolf@Johann-Albrecht@Karl@Erich/N=v.Plettenberg-Heeren
Wilhelm-Adolf Johann-Albrecht Karl Erich v.Plettenberg-Heeren
alternatively: /cgi-bin/llmult/LANG=germ/P=60003736
Wilhelm-Adolf Johann-Albrecht Karl Erich v.Plettenberg-Heeren