| 1. Harm Blaak, b. Mon 01 Mar 1886, Wildervank, Groningen, Nederland d. Sat 17 Jul 1886, Wildervank, Groningen, Nederland (Age 0 years) | | 2. Elisabeth Blaak, b. Fri 21 Oct 1887, Wildervank, Groningen, Nederland d. Tue 07 May 1918, Groningen, Groningen, Nederland (Age 30 years) | | 3. Jantje Blaak, b. Fri 21 Oct 1887, Wildervank, Groningen, Nederland d. Yes, date unknown ▻ Harm Forsten, m. Thu 02 Jul 1914 | | 4. Jantiena Roelina Blaak, b. Fri 21 Oct 1887, Wildervank, Groningen, Nederland d. Tue 11 Jan 1898, Wildervank, Groningen, Nederland (Age 10 years) | | 5. Harm Blaak, b. Mon 24 Dec 1888, Wildervank, Groningen, Nederland d. Sun 20 Jan 1889, Wildervank, Groningen, Nederland (Age 0 years) | | 6. Anna Maria Blaak, b. Sun 19 Jun 1892, Wildervank, Groningen, Nederland d. Wed 19 Oct 1892, Wildervank, Groningen, Nederland (Age 0 years) | |