6 Apr 1872 - Geburt of her natural mother Lena at Charlois, Rotterdam, Zuid-Holland, Netherlands 

25 Okt 1873 - Geburt of ihr natural Vater Pieter at Amsterdam, Amsterdam, Noord-Holland, Netherlands 

25 Feb 1892 - Eheschließung of eltern at Charlois, Rotterdam, Zuid-Holland, Netherlands 

14 Sep 1903 - Tod of ihr natural Vater Pieter at Rotterdam, Rotterdam, Zuid-Holland, Netherlands 

5 Mai 1927 - Tod of her natural mother Lena at Rotterdam, Rotterdam, Zuid-Holland, Netherlands