1. Pieter Johannes Lens
Pieter Johannes Lens Christina Anna Egmond. 30 1869 Amsterdam.
a. Pieter Johannes 24 14 1893 Amsterdam1 Catharina Cornelia Frederika Dijk 22 , . 30 1871 Amsterdam.
( ).
- a.i. Hermina Lens. 30 1897 Amsterdam.
- a.ii. Petronella Johannna Lens. 30 1901 Amsterdam.
- a.iii. Susanna Johanna Lens. 30 1903 Amsterdam.
- a.iv. Christina Anna Lens. 30 1906 Amsterdam.