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=Regina@(1)/N=Fuggerin@v.Kirchberg@u.zu@Weissenhorn
Regina (1) Fuggerin v.Kirchberg u.zu Weissenhorn
alternatively: /cgi-bin/llmult/LANG=germ/P=31000603