David de Vries was a son of Samson de Vries and Lena Hamburger. He was married in Amsterdam on 4 January 1911 to Theodora Haringman. The couple had four children. Since 1932 he and his wife lived at different addresses.
Amsterdam Municipal Archives; record card of Theodora Haringman and David de Vries.
The Police Commissioner of Eindhoven requested that David de Vries, living in Eindhoven, be lo…