Isidoor Jacob Wijnberg was a son of Eduard Wijnberg and Reina van Menk. He married Jeanette Emma Bamberg on 18 December 1940 in Amsterdam.
Stadsarchief Amsterdam, archiefkaart Isidoor Jacob Wijnberg
In addition, a Jokos file (number 13565) on this person is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.
Biography