Benjamin Messias was a son of Mozes and Rachel Messias.
Stadsarchief Amsterdam, archiefkaart Mozes Messias
Presumably Benjamin Messias died during the journey of the 'lost train' which left on 9 April 1945 from Bergen-Belsen and had Theresienstadt as its intended destination. The train never arrive…
In addition, a Jokos file (number 5247) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.