Berta Katharina Doersam
![Female](img/tng_female.gif)
( = Descendancy chart to this point,
= Expand,
= Collapse)
- 1 Berta Katharina Doersam
- + Walter Venn b. 11 Apr 1911
- + Walter Venn b. 11 Apr 1911
( = Descendancy chart to this point,
= Expand,
= Collapse)