Bertha - Pedigree | FamilyCentral
  - 19 May 1097
  - 12 Nov 1087
Family Group
 Abt 990 - 1057
  - 1037
  - 1048
Family Group
 Abt 958/59 - 21 Sep 1026
 Abt 963 - 5 Mar 1002/05
  - 1026
 Abt 982 - 1017
  - Abt 1033
  - Abt 1037
 Abt 936 - 30 Apr 971
 Abt 952 - 989
 Abt 931 - 15 Mar 973
 Abt 930 - 15 Mar 973
 28 Aug 933 - 20 Nov 996
Family Group
  - Bef 919
 Abt 892 -
  Children