The Skaggs-Files - Sources - http://wc.rootsweb.com/cgi-bin/igm.cgi?op=PED&db=jdp-fam&id=I7155&style=TABLE

http://wc.rootsweb.com/cgi-bin/igm.cgi?op=PED&db=jdp-fam&id=I7155&style=TABLE

References

1. von Egisheim-Dagsburg, Hildegarde
1. von Hohenstaufen, Frederick von Buren
1. Death, of Swabia, Otto II
  1. of Swabia, Otto II (Primary)
2. of Swabia, Otto II