Roza Bromet was a daughter of Mozes Bromet and Rebecca de Leon. She married in Amsterdamon 31 May 1939 to Joseph Auerhaan.
City Archive of Amsterdam, archive card of Joseph Auerhaan and family registration card of Mozes Bromet.
In addition, a Jokos file (number 7537) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.