| 1. Jan Johannes Boomsma, b. 10 Mar 1910, Delft, Zuid Holland, NLD | | 2. Maria Boomsma, b. 17 Jun 1911, Vrijenban, Zuid Holland, NLD , d. 13 Apr 1919, Delft, Zuid Holland, NLD (Age 7 years) | | 3. Gep Boomsma, b. 23 Dec 1912, Delft, Zuid Holland, NLD , d. 12 Nov 2004, Oosterbeek, Gelderland, NLD (Age 91 years) | | 4. Evert Willem Boomsma, b. 16 Feb 1914, Vrijenban, Zuid Holland, NLD , d. 11 Dec 1986, Oswestry, GB (Age 72 years) | | 5. Gerardina Maria Boomsma, b. 17 Dec 1915, Delft, Zuid Holland, NLD , d. 30 Nov 2012, Ugchelen, Gelderland, NLD (Age 96 years) | + | 6. Hendrika Fokje Boomsma, b. 9 Oct 1918, Delft, Zuid Holland, NLD , d. 18 Nov 1987, Nijmegen, Gelderland, NLD (Age 69 years) | | 7. Martha Maria Boomsma, b. 1 Aug 1920, Delft, Zuid Holland, NLD , d. 1985, Arnhem, Gelderland, NLD (Age 64 years) | | 8. Anna Maria Jacomina Boomsma, b. 13 Jul 1922, Delft, Zuid Holland, NLD , d. 22 Feb 2001, Leidschendam, Zuid Holland, NLD (Age 78 years) | |