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=Wilhelm@Franz@Hugo@Lothar@Aquilin/N=v.Mauchenheim@gen.@v.Bechtoldsheim
Wilhelm Franz Hugo Lothar Aquilin v.Mauchenheim gen. v.Bechtoldsheim
alternatively: /cgi-bin/llmult/LANG=germ/P=25028320
Wilhelm Franz Hugo Lothar Aquilin v.Mauchenheim gen. v.Bechtoldsheim