Bertha Wagenhuizen was born 24 July 1888 in Amsterdam as youngest of the eight children of Jacob Wagenhuizen and Rebecca Witmond. Her other siblings were Rachel (1874), Morris (1876), David (1877), Barend (1879), Simon (1881), Bella (1882), all born in London and Eva (1886), who was born in Amst…
In addition, a Jokos file (number 12699) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.