Bertha - Pedigree | FamilyCentral
 Abt 1055 - 1093
  - 1061
 Abt 1030 - 4 Aug 1113
 Abt 981 - 27 May 1039
  - 1044
 Abt 995 - 29 Jun 1059
 Abt 1000 - 1055
 Abt 955 - 993
 Abt 963 - Abt 1004
  - Abt 1048
Family Group
  - 9 Feb 1011
Family Group
 950 - 18 Sep 1017
Family Group
 Abt 905 - 6 May 988
 Abt 934 - Abt 972/81
 Abt 916 - 28 Oct 998
 Abt 923 - 13 Dec 993
 Abt 957 - 1015
  - 1002
 905 - 27 Mar 973
Family Group
Family Group
 Abt 915 - 15 Jan 980
  - 19 Aug 1015
 Abt 925 - 992
Family Group