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=Guido!@Heinrich@Peter@Aloys@Maria/N=Kübeck@v.Kübau
Guido! Heinrich Peter Aloys Maria Kübeck v.Kübau
alternatively: /cgi-bin/llmult/LANG=germ/P=53035113