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=Curt!@Ludwig@Hermann@Carl@Ernst@Werner/N=v.Arenstorff
Curt! Ludwig Hermann Carl Ernst Werner v.Arenstorff
alternatively: /cgi-bin/llmult/LANG=germ/P=46021078