16 Nov 1871 - Geburt of her natural mother Jacoba at Krommenie, Zaanstad, Noord-Holland, Netherlands 

um 1871 - Geburt of ihr natural Vater Cornelis at Harenkarspel, Harenkarspel, Noord-Holland, Netherlands 

3 Jan 1895 - Eheschließung of eltern at Amsterdam, Amsterdam, Noord-Holland, Netherlands 

29 Mai 1895 - Geburt at Den Helder, Den Helder, Noord-Holland, Netherlands 

4 Jan 1898 - (2 Jahre) Tod at Den Helder, Den Helder, Noord-Holland, Netherlands 

13 Dez 1923 - Tod of ihr natural Vater Cornelis at Amsterdam, Amsterdam, Noord-Holland, Netherlands 

25 Jan 1950 - Tod of her natural mother Jacoba at Amsterdam, Amsterdam, Noord-Holland, Netherlands