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=Friedrich!@Carl!@Wilhelm@Arnold@Albert@Emil/N=v.Wittgenstein
Friedrich! Carl! Wilhelm Arnold Albert Emil v.Wittgenstein
alternatively: /cgi-bin/llmult/LANG=germ/P=53043492