Maurits Blits was a son of Hijman Blits and Naatje Loeza. He married in Amsterdam on 21 November 1928 to Sara Yzerkoper, daughter of Samuel Yzerkoper and Dina Walvis.
City Archive of Amsterdam, archive card of Sara Yzerkoper and website www.wiewaswie.nl .
In addition, a Jokos file (number 52244) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.