On 12 April 1916 in Sleen, Hartog Valk married Aaltien Zilverberg born in 1899 in Emmen. The couple had three children: Izaäk, Jonas and Maurits. The family lived at 14 Schooldijk in Nieuw Amsterdam, Emmen. Hartog was a butcher in Nieuw Amsterdam. After the death of mother Aaltien Valk, an older sister of Hartog Valk, Jetta Valk-Valk helped to raise the children.
Izaäk Valk was called up mid 194…