Jacob Venetianer was a son of Philip Venetianer and 531037. He married 26 November 1941 to Esther Santen, daughter of 527241 and 527240.
City Archive of Amsterdam, archive card of Philip Venetianer and Joseph Santen .
In addition, a Jokos file (number 30144) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.