Joseph de Zwarte was a son of Simon de Zwarte and Mietje Polak.
Stadsarchief Amsterdam, archiefkaart Simon de Zwarte
Joseph de Zwarte was selected in Vught concentration camp for forced labour on the Moerdijk. A letter of him remains in the diary of his wife.
K. de Zwarte-Walvisch, Alles ging aan …
Joseph de Zwarte and Klaartje Walvisch married in 1934 in Amsterdam.
Stadsarchief Amsterdam, archiefkaart Joseph de Zwarte
In addition, a Jokos file (number 17500) on this household is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk We…